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小学二年级数学上册全单元测试题.docx

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<p><span id="_baidu_bookmark_start_0" style="display: none; line-height: 0px;">‍</span>二年级上册全册单元练习题 目 &nbsp; &nbsp; &nbsp;录 第一单元能力与测试 ……………………………………………………….第1页 第二单元能力与测试 ……………………………………………………….第5页 第三单元能力与测试 ……………………………………………………….第9页 第四单元能力与测试 ……………………………………………………….第13页 期中单元测试A卷………………………………………………………. &nbsp;第17页 期中单元测试B卷………………………………………………………. &nbsp;第21页 第五单元能力与测试………………………………………………………. 第25页 第六单元能力与测试………………………………………………………. 第29页 第七单元能力与测试……………………………………………………… .第33页 第八单元能力与测试………………………………………………………. 第37页 计算专项练习 &nbsp; &nbsp; &nbsp;………………………………………………………. 第41页 用加减法运算解决问题专项练习 …………………………………………第45页 期末单元测试A卷 &nbsp;………………………………………………………. 第49页 期末单元测试B卷 &nbsp; ……………………………………………………….第53页 真题测试卷 &nbsp; &nbsp; &nbsp; &nbsp;………………………………………………………. &nbsp;第57页 答案部分 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;………………………………………………………. &nbsp;第61页 第一单元能力与测试 基本能力训练园 一、填一填。 1.在你的学生直尺上,从刻度15到刻度20之间的长度是( &nbsp; &nbsp; &nbsp;),刻度0到5是( &nbsp; &nbsp; )。 2.数一数,自己的直尺上共有( &nbsp; )个1厘米。 3.口算。 &nbsp;38米+7米=(    )米 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;19厘米-7厘米=( &nbsp; )厘米 &nbsp;40厘米+60厘米=(    )厘米=(    )米  &nbsp;  &nbsp; &nbsp; 1米=(    )厘米 4. 在( &nbsp;)里填上合适的单位名称。 &nbsp; &nbsp; &nbsp; 5.把下面各长度从小到大排列起来: 40厘米   3米  28米  1米 (    )&lt;(    )&lt;(    )&lt;( 1=&quot;2×2=&quot; 2=&quot;&quot; 3=&quot;5×4=&quot; 4=&quot;5×4=&quot; 5=&quot;4×6=&quot; 6=&quot;3-&quot; 7=&quot;&quot; 8=&quot;&quot; 9=&quot;&quot; 10=&quot;&quot; 12=&quot;&quot; 15=&quot;&quot; 16=&quot;&quot; 17=&quot;&quot; 18=&quot;&quot; 19=&quot;45+37-20=&quot; 20=&quot;4×2=&quot; 23=&quot;&quot; 25=&quot;&quot; 30=&quot;&quot; 35=&quot;71-37&quot; 70=&quot;&quot; 6.=&quot;&quot; 7.=&quot;&quot; 2.=&quot;&quot; 3.=&quot;&quot; 4.=&quot;&quot; 5.=&quot;&quot; -=&quot;&quot; 1.=&quot;&quot; 85-55=&quot;&quot; 92-22=&quot;&quot; 50-25=&quot;&quot; 68-24=&quot;&quot; 80-60=&quot;&quot; 87-28=&quot;&quot; .=&quot;&quot; 78-=&quot;&quot; 62-=&quot;&quot; 56-=&quot;&quot; 81-=&quot;&quot; 25-5=&quot;2.&quot; 34-27=&quot;32+48-59=&quot;&gt;”、“&lt;”或“=”。 100厘米○2米 &nbsp; &nbsp; 3米○20厘米 &nbsp; &nbsp; &nbsp; 2×3○2+3   6×3○12  5.在( &nbsp;)里填上合适的单位名称。 汽车长4(   )       铅笔盒长20(  ) 小明的身高135(   )   床长2(  ) 6、角有(  )个顶点,(  )条边。 7、6 + 6 + 6 + 6写成乘法是(   )×( &nbsp; )。 8、根据口诀写出两个乘法算式。 二四得八 &nbsp;( &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;) &nbsp;( &nbsp; &nbsp; &nbsp;  &nbsp; &nbsp; ) 五六三十 &nbsp;( &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;) &nbsp;( &nbsp; &nbsp; &nbsp;   &nbsp; &nbsp;) 9、在○填上“+”“-”或“×” &nbsp; &nbsp; 1 ○ 1 = 1 &nbsp; &nbsp;6 ○ 6 = 36 &nbsp; &nbsp; &nbsp; 5 ○ 3 = 8 &nbsp; &nbsp; &nbsp;1 ○ 1 = 0   6 ○ 6 = 12 &nbsp; &nbsp; &nbsp; 5 ○ 3 = 15 10、 一个因数是3,另一个因数是6,积是(   &nbsp; )。   两个因数都是5,积是( &nbsp;  &nbsp;)。 2个4相加,和是(   )。   2个4相乘,积是(   )。 5分 1、四六二十六。             (  ) 2、5个3相加,和是15。          (  ) 3、角的边越长角就越大。         (  ) 4、直角是最大的角。           (  ) 5、篮球运动员的身高136米。         (  ) 8分 &nbsp;1. 画出比4厘米长2厘米的线段。 &nbsp; 2. 如第一个格,用画圆圈的方法,表示2×3的含义。 3.看图列式计算。 (1)、 &nbsp;□○□=□(个) (2) □○□○□=□(个) 18分 1. 2.小明带的钱正好可以买5把 ,每把6元,小明带了多少钱? &nbsp; &nbsp; □○□=□(元 ) 3. 小玲、小英和小涛每人都有6张画片,一共有多少张画片? □○□=□( 张) 4.一双球鞋21元,一双布鞋比一双球鞋便宜9元,一双布鞋多少元? □○□=□(元 ) 期中测试B卷 1.我是小小口算家。24分 3×5= &nbsp; &nbsp; &nbsp;80-3= &nbsp; &nbsp; &nbsp;30+49= &nbsp; &nbsp; &nbsp;6×3= &nbsp; &nbsp; &nbsp;99-4= 23+8= &nbsp; &nbsp; &nbsp;4×3= &nbsp; &nbsp; &nbsp; 7+55= &nbsp; &nbsp; &nbsp;3×1= &nbsp; &nbsp; &nbsp; 6×2= 4×6= &nbsp; &nbsp; &nbsp; 34-6= &nbsp; &nbsp; &nbsp;5×5= &nbsp; &nbsp; &nbsp; 4×2= &nbsp; &nbsp; &nbsp;4×5= 46-6= &nbsp; &nbsp; &nbsp;6+5= &nbsp; &nbsp; &nbsp; 60-7= &nbsp; &nbsp; &nbsp;6×5= &nbsp; &nbsp; &nbsp;67-9= 18+7+9= &nbsp; &nbsp; &nbsp;2×3+30= &nbsp; &nbsp; &nbsp;60-15+7= &nbsp; &nbsp; 2+6+13= 5×6-6= &nbsp; &nbsp; &nbsp; 24+7-8= &nbsp; &nbsp; &nbsp;6×6-9= &nbsp; &nbsp; &nbsp; 5×2+19= 2. 找朋友。连一连。(5分) 4×7 2×8 1×6 5×9 3×4 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 三四十二 二八十六 四七二十八 五九四十五 一六得六 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 3.笔算下面各题。17分 62+35= &nbsp; &nbsp; &nbsp; 89-34= &nbsp; &nbsp; &nbsp; 17+79= &nbsp; &nbsp; &nbsp; 90-84= &nbsp; 46+27+18= &nbsp; &nbsp; &nbsp; &nbsp;85-58-14= &nbsp; &nbsp; &nbsp; &nbsp;71-65+34= 1、填一填。12分 (1) 一个角的两条边的叉开口越大,这个角就越( &nbsp;)。 (2) 一条红领巾有( &nbsp;)个角。数学书的封面有( &nbsp;)个直角。 (3) 一个正方形有( &nbsp;)个角,它们都是( &nbsp;)角。 (4) 右图是由( &nbsp;)条线段组成的。 (5) 在○里填上“>”、“<”、“=”。 4×6○5×5 &nbsp; &nbsp; &nbsp; 34-20○4×4 &nbsp; &nbsp; &nbsp;6○3×3 5+16○5×6 &nbsp; &nbsp; &nbsp;2+2○2×2 &nbsp; &nbsp; &nbsp; &nbsp;1米○50厘米+60厘米 2、选择正确答案的序号填在( &nbsp;)里。4分 (1) 角的大小和两条边的长短( &nbsp; )。 ①有关 &nbsp; &nbsp; &nbsp; &nbsp; ②无关 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;③不能确定 (2) 一个三角板上有( &nbsp; )个直角。 ①1 &nbsp; &nbsp; &nbsp; &nbsp; ②2 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;③3 (3) 右图中有( &nbsp; )个角,其中有( &nbsp; )个是直角。 ①2 &nbsp; &nbsp; &nbsp; &nbsp;②3 &nbsp; &nbsp; &nbsp; &nbsp;③4 &nbsp; &nbsp; &nbsp; &nbsp;④5 (4) &nbsp; &nbsp; &nbsp; 这本书36页。每天看5页,6天能看完吗? ( &nbsp; ) &nbsp; &nbsp;① &nbsp;能 &nbsp; &nbsp; &nbsp; &nbsp; ②不能 3、下面图形中,是角的在( &nbsp;)里画“√”,不是角的画“×”。4分 &nbsp;( &nbsp; ) &nbsp; &nbsp; &nbsp; ( &nbsp; ) &nbsp; &nbsp; &nbsp; &nbsp; ( &nbsp; ) &nbsp; &nbsp; &nbsp; &nbsp;( &nbsp; ) &nbsp; &nbsp;( &nbsp; ) &nbsp; &nbsp; &nbsp;( &nbsp; ) &nbsp; &nbsp; &nbsp; ( &nbsp; ) &nbsp; &nbsp; &nbsp; &nbsp;( &nbsp; ) 1、画一画。10分 (1) 用给出的一点画角。 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (2)用三角板画直角。 &nbsp;并写出角的各部分的名称。 &nbsp; · 2、按从大到小的顺序排列下面四个角,把序号填在( &nbsp;)里。2分 &nbsp; &nbsp; &nbsp;① &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ② &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ③ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;④ ( &nbsp; )>( &nbsp; )>( &nbsp; )>( &nbsp; ) 1. 买一把 ,付出50元, 找他38元,一把 多少钱? 2. 爸爸今年35岁,比小明大28岁,小明今年多少岁? 3. 爸爸买一个足球和一双运动鞋,大约用了多少元钱? 63元 &nbsp; &nbsp; &nbsp; &nbsp; 28元 4. 周日,小明和他的4个同学去动物园玩,动物园的儿童票是每张5元,他们带30元去,买票的钱够吗? 5. 小红折纸鹤(hè),前3天每天折4只,后来又折了5只,她一共 折了多少只纸鹤? 6. 手工课上,小明做了6颗幸运星,小红、小东和他做得一样多,他们一共做了多少颗幸运星? 1. 数一数,算一算有几个角。 ( &nbsp;) &nbsp; &nbsp; &nbsp; &nbsp;( &nbsp;) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ( &nbsp;) 2. 一个正方体有( &nbsp;)个面,每个面有( &nbsp;)个直角,正方体一共 有( &nbsp;)个直角。 第五单元能力与测试 1. 填空 (1)同一个的物体,站在不同的位置观察,看到的形状常常是( &nbsp; )的。 (2)一个图形沿着一条直线对折,两侧的图形能够( &nbsp;),这个图形就是轴对称图形.折痕所在的这条(&nbsp;&nbsp;&nbsp; )叫做对称轴. (3)照镜子时,你举右手,镜子里的你举( &nbsp;)手;你迈左腿,镜子里的你就会迈( &nbsp;)腿。 (5)长方形有( &nbsp;)条对称轴;正方形有( &nbsp;)条对称轴;圆有( &nbsp;)条对称轴。 (4)下列图形中,对称轴最多的是 ( &nbsp; &nbsp; )。 ①正方形 &nbsp; &nbsp; &nbsp; &nbsp; ② .圆 &nbsp; &nbsp; &nbsp; &nbsp; ③长方形 第六单元 能力与测试 基本能力训练园 1.看图写乘法、口诀和意义。 (1) &nbsp; 乘法算式: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 乘法口诀: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 表示: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (2) 乘法算式: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 乘法口诀: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 表示: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (3)乘法算式: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 乘法口诀: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 表示: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 还表示: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2.一个因数是7,另一个因数是3,积是( &nbsp; )。 3. 4.把口诀补充完整。 六七( &nbsp; &nbsp; ) &nbsp; &nbsp; &nbsp; &nbsp; 八九( &nbsp; &nbsp; ) &nbsp; &nbsp; &nbsp;( &nbsp; &nbsp; )四十五 ( &nbsp; )二十四 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ( &nbsp; &nbsp;)三十五 &nbsp; &nbsp; &nbsp;七七( &nbsp; &nbsp; &nbsp; ) 5. &nbsp; 黄花的朵数是红花的5倍,黄花有( &nbsp; )朵。 6. 口算能力训练园 1. 直接写得数。 2.猫捉老鼠。先写得数,再把算式对应的口诀连起来。 3.给美丽的花儿涂色。先写得数,然后接过小于30的涂绿色,大于30的涂黄色。 4. 写出积是24的四道乘法算式 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2.看图列式计算。 (1)一根旗杆8米,4根旗杆多少米? . (2) 一本书的厚度2厘米,9本书的厚度是多少厘米? (3) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 白布有多少米? &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (1) (5) 综合应用能力训练园 1. 选则正确答案的序号,填在括号里。 (1)7个同学,每人有8张画片,一共( &nbsp; )张画片。 ①7×8 =56 &nbsp; &nbsp; &nbsp; &nbsp;② 8+7=15 &nbsp; &nbsp; &nbsp; &nbsp; (2)8个5相加得( &nbsp; &nbsp;)。 ①5×8=40 &nbsp; &nbsp; &nbsp; &nbsp; ② 8+5=13 &nbsp; &nbsp; &nbsp; &nbsp; 2. 填上条件或问题形成一道乘法应用题,然后再列式计算。 (1)做广播操的同学有8排,每排有7人, &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;? (2)绵羊有4只,山羊的只数是绵羊地6倍, &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;? (3)小明做数学题,每行做5道, &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ,小明一共做了几道题? 3.解答应用题。 (1)飞机厂去年制造了2架飞机大客机,今年制造大客机的架数是去年的3倍,今年制造大客机多少架? (2)周日,小明一家三口去公园玩,公园每张成人票9元,每张儿童票5元。他们一共花了多少元? (3)小明今年8岁,爷爷今年72岁,爸爸的年龄是小明的6倍。 ①爸爸今年多少岁? &nbsp;② 爷爷比爸爸大多少岁? 创新能力训练园 1. 1个人吃1个苹果用2分钟,照这样计算,6个人同时吃6个苹果,一共需要(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)分钟。 第七单元 能力与测试 1.口算 4×6= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;70-18= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 15+57= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 49-30-19= 5×7= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 91-17= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;19+48= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 13+8+2= 3×9= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;24+75= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 25+25= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;45+49-90= 7×8= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;84-29= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 6×6= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;41-32+10= 56+9= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;9×9= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;67-40= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 36-18+25= 基本能力训练园 1.填空 (1)从1 &nbsp; 2 &nbsp; 3 三张卡片中,任意抽取2张,可以组成( &nbsp;)个两位数,分别是( &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; )。 (2)从 0 &nbsp;2 &nbsp; 3三张卡片中,任意抽取2张,可以组成( &nbsp;)个两位数,分别是( &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;),其中最大的是( &nbsp;),最小的是( &nbsp; )。 2.选择。 (1)小猴买一瓶饮料5角钱。小猴身上带的钱分别是5角的一张、2角的两张、5张一角的。小猴付钱方法会有( &nbsp; &nbsp; )中种。 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ① &nbsp; 1种 &nbsp; &nbsp; &nbsp; &nbsp; ② 3种 &nbsp; &nbsp; &nbsp; ③ 4种 &nbsp; (4)小朋友排成一排在做游戏,方方前面有3个人,圆圆后面有3个人,方方和圆圆之间有3个人,圆圆排在方方的后面。那么,这一排一共有( &nbsp;)人在做游戏。 &nbsp;①6 &nbsp; &nbsp; &nbsp; &nbsp; ②9 &nbsp; &nbsp; &nbsp; &nbsp;③11 &nbsp; &nbsp; &nbsp; &nbsp; (5)喜洋洋、懒洋洋和暖洋洋三个比高矮。喜洋洋比懒洋洋高3厘米;暖洋洋比懒洋洋矮3厘米。那么,他们三个中,( &nbsp; )最矮。 ①喜洋洋 &nbsp; &nbsp; &nbsp; &nbsp;②懒洋洋 &nbsp; &nbsp; &nbsp;③暖洋洋 &nbsp; &nbsp; 操作能力训练园 1.先填一填,再回答问题。 从卡片 1 &nbsp; 2 &nbsp; &nbsp;3 &nbsp; &nbsp;4中,任取两张可以组成( &nbsp; &nbsp; )个两位数。 2.先接着连一连,再回答问题。 现在有2件上装和3件下装,如果每次一件上装搭配一件下装,一共有( &nbsp;)种搭配。 2.春节快到了,3个同学互赠一份礼物,他们3人一共赠送了( &nbsp; )份礼物。 3. &nbsp;有3个女运动员和4个男运动员进行乒乓球比赛,如果每个女运动员与每个男运动员各打一场,他们一共要打( &nbsp;)场。 1. 新年联欢会那天,小明、小鹏和小强都戴了漂亮的帽子。一个是红色的,一个是黄色的,还有一个是蓝色的。 (1) 小明的帽子不是黄色的。 (2) 小强的帽子不是红色的,但也不是黄色的。 问:小明、小鹏和小强分别戴了( &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;)颜色的帽子。 口算能力训练园 1、 先口算、填数,然后找找他们的计算规律。 (1)12+48= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 33+27= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;41+19= &nbsp; &nbsp; 22+48= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 43+27= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;51+19= &nbsp; &nbsp; 32+48= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 53+27= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;61+19= &nbsp; &nbsp; 42+48= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 63+27= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;71+19= &nbsp; &nbsp; 52+48= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 73+27= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;81+19= (2)78=80-( &nbsp;)&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; 99=100-( &nbsp;)&nbsp;&nbsp; &nbsp; &nbsp; 87=90-( &nbsp;) 56=60-( &nbsp;)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;48=50-( &nbsp;)&nbsp; &nbsp; &nbsp; &nbsp; 19=20-( &nbsp;) 28=30-( &nbsp;)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;37=40-( &nbsp;)&nbsp; &nbsp; &nbsp; &nbsp; 68=70-( &nbsp;) 1. 填数。 (1)4 &nbsp; &nbsp; +26 &nbsp; &nbsp; &nbsp; 里最大填几,会使该计算是不进位加,得数是( &nbsp; )。 (2)4 &nbsp; &nbsp; +26 &nbsp; &nbsp; &nbsp; 里最小填几,会使计算是进位加,得数是( &nbsp; )。 (3)5 &nbsp; &nbsp; -24 &nbsp; &nbsp; &nbsp; 里最小填几,会使计算是不退位减,得数是( &nbsp; )。 (2)4 &nbsp; &nbsp; -24 &nbsp; &nbsp; &nbsp; 里最大填几,会使计算是退位减,得数是( &nbsp; )。 2. 竖式计算。 (1)19+66= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (2)9+67= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(3)75+18= (4)98-23= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(5) 74-26= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(6)80-17= (7)72-20-16= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(8)26+32+17= &nbsp; &nbsp; &nbsp; (9)54+26-15= 5. 、火眼金睛判对错。(对的打“√”,错的打“×”。 ) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1 &nbsp;8 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 6 &nbsp;1 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2 &nbsp;3 &nbsp; &nbsp; &nbsp; &nbsp; + &nbsp;3 &nbsp;9 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;- &nbsp;2 &nbsp;6 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;+ &nbsp;1 &nbsp;9 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;4 &nbsp;7 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 4 &nbsp;5 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 4 &nbsp;2 &nbsp; &nbsp; &nbsp; &nbsp; ( &nbsp; &nbsp;) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ( &nbsp; &nbsp; ) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;( &nbsp; &nbsp;) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 4 &nbsp;9 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2 &nbsp;5 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 5 &nbsp;8 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;+ &nbsp;2 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; - &nbsp;1 &nbsp;9 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;+ &nbsp;3 &nbsp;6 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 6 &nbsp;9 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0 &nbsp;6 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2 &nbsp;4 ( &nbsp; &nbsp;) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ( &nbsp; &nbsp; ) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;( &nbsp; &nbsp;) &nbsp;5 &nbsp;4 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;7 &nbsp;0 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 5 &nbsp;8 &nbsp; &nbsp; &nbsp; &nbsp; - &nbsp; 2 &nbsp;8 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;- 2 &nbsp;4 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; - &nbsp; 3 &nbsp;9 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 3 &nbsp;6 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;5 &nbsp;4 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2 &nbsp;9 ( &nbsp; &nbsp;) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ( &nbsp; &nbsp; ) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;( &nbsp; &nbsp;) 综合能力训练园 1. 编算式。选择卡片上的数,组成三道加或减得算式,使得数在50-60之间。 23 &nbsp; &nbsp; &nbsp;17 &nbsp; &nbsp; 76 &nbsp; &nbsp; &nbsp;42 5. 2.看表格填得数。 (1) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(2) &nbsp; &nbsp; &nbsp; (3) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (4) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (5) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (6) 操作能力训练园 1. 按要求填一填,圈一圈。 (1) 妈妈买了12个梨和16个苹果,苹果的个数比梨多多少个? (2) 妈妈买了12个梨和一些苹果,吃了4个苹果后,剩下的苹果和梨同样多。妈妈买了多少个苹果? &nbsp; &nbsp; 12+4=16(个)算式中的数量12,表示的是图中的哪一部分水果,表示的是和( &nbsp; )的个数同样多的一部分,请你把他们圈出来。 (3)苹果有16个,苹果的个数比梨多4个,梨有多少个? 2. 选择一个合适的条件,然后列式计算。 刺猬宝宝有20个草莓, &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;。刺猬妈妈有多少个草莓? (1) 刺猬妈妈比刺猬宝宝少7个草莓。 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;列式计算 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;。 (2) 刺猬妈妈吃了7个,就和刺猬宝宝一样多了。 列式计算 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 。 (3) 刺猬妈妈比刺猬宝宝多7个草莓。 &nbsp; &nbsp; &nbsp; &nbsp; 列式计算 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 。 (4) 刺猬宝宝再多摘7个草</p><!--(-->
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