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100以内连加连减加减混合带括号的练习题
一、笔算。
第一组:○ 77-(19-16)= ○51-(20+28)= ○ 75-(24+26)=
○(24-16)+40= ○ 48-(26+18)= ○ 21+(82-60)=
第二组: ○54-(21-18)= ○54+(21-18)= ○98-(51-24)=
○97-(34+25)= ○ 60-(34+15)= ○99-(8+77)=
第三组:○ 77-(34+22)= ○37+12-28= ○67-(57-37)=
○65-(39-15)= ○35+(42-28)= ○ 77-(19-16)=
第四组:○51-(27+18)= ○ 75-(34-26)= ○ 94-(16+40)=
○(48-26)+18= ○(68-65)-3= ○63+(18-11)=
第五组:○35-(8+21)= ○ 55-(38-15)= ○53-(47-38)=
○22+(34-12)= ○53-(29+19)= ○ 36+(27-9)=
第六组:○12+(29-12)= ○71-(22+36)= ○ 81-(25+36)=
○54-(16+20)= ○ 13+(33-28)= ○ 48-(21+18)=
第七组:○25-(12+11)= ○ 100-(46+22)= ○72-(45-32)=
○83-(27+10)= ○ 65-(33+18)= ○ 88-(51-24)=
第八组:○77-(34+25)= ○ 60-(34+35)= ○ 99-(28+37)=
○77-(64-22)= ○ 23+(65-10)= ○63-(28+17)=
二、解决问题。
1、三个小组一共修理椅子52把,第一组修理了20把,第二组修理了18把。第三组修理了多少把? (用两种方法解答)
2、一双拖鞋8元,一双袜子4元。小明拿了20元钱买一双拖鞋和一双袜子,应找回多少元? (用两种方法解答)
3、图书馆有故事书96本,第一周借出28本,第二周借出30本,现在还有多少本书?(用两种方法解答)
4、花丛中有蜻蜓和蝴蝶共35只,飞走了6只,又飞来了12只。现在花丛中蜻蜓和蝴蝶有多少只?
5、停车场有卡车35辆,有轿车24辆。开走了17辆,现在有多少辆车?
6、小明做了18面绿旗,又做了32面红旗。送给幼儿园14面,小明现在还有多少面?
7、面包师傅做了54个面包,小明买走了19个,小红买走了25。你还可以买几个?(用两种方法解答)
8、三个小队一共捉了42条虫子,第一队捉了18条,第二队捉了16条。第三小队捉了多少条虫子? (用两种方法解答)
9、车上有乘客46人,到站后下车了19人,又上来了15人。现在车上有多少人?
10、二(2)班有51人,跳绳的有25人,拍皮球的有8人。其余的踢球,踢球的有多少人? (用两种方法解答)
11、果园里有73棵树,苹果树有26棵,杏树有38棵。其余的是桃树,桃树有多少棵? (用两种方法解答)
12. 商店原来有25筐桔子, 卖出18筐后, 又运进40筐, 这时商店有桔子多少筐?
13 商店上周运进童车50辆,这周又运进48辆,卖出17辆.现在商店有多少辆童车?
14.学校买来54盒粉笔,用去34盒,还剩多少盒?
15.学校买来了30盒白粉笔,24盒彩色粉笔,用去34盒,还剩多少盒?
16. 水果店运来一批苹果,上午卖出16筐,下午卖出18筐,还剩12筐.运来多少筐?
17.小明今年8岁,小红今年12岁。15年后,小红比小明大几岁?
18.水果店运来22筐苹果和18筐梨,运来的橘子和苹果同样多,三种水果一共运来多少筐?
17. 比较下面一组题有什么是相同的, 有什么是不同的, 然后再解答.
(1) 食堂里有15袋大米, 又买来40袋, 现在有多少袋大米?
(2) 食堂里原有大米42袋, 用去27袋, 又买来40袋, 现在有多少袋大米?
19.一辆公交车里原来有28人,到站点后下去8人,又上来11人,现在车上有多少人?
21.一辆空调车上有42人,中途下车8人,又上来16人,现在车上
有多少人?
22.面包房一共做了54个面包,第一队小朋友买了8个,第二队小朋友买了22个,现在剩下多少个?
23. 三个组一共收集了94个易拉罐,其中第一组收集了34个易拉罐,第二纽收集了29个易拉罐。那第三小组收集了多少个易拉罐?
24.新型电脑公司有87台电脑,上午卖出19台,下午卖出26台,还剩下多少台?
25. 班级里有22张腊光纸,又买来27张。开联欢会时用去38张,还剩下多少张?
26. 一辆公共汽车里有36位乘客,到福州路下去8位,又上来12位,这时车上有多少位?
27.完成下列各题.
(1)甲数是20,乙数比甲数多5,乙数是多少?
□○□=□
(2)有25个苹果,梨比苹果少7个,有多少个梨?
□○□=□
(3)小青有28张画片,照片比画片多16张。小青有多少张照片?
□○□=□
(4)男生有35人,男生比女生多2人,女生有多少人?
□○□=□
(5)男生有35人,男生比女生少2人,女生有多少人?
□○□=□
(6)动物园有 20只黑熊,黑熊比白熊多8只,白熊有多少只?
□○□=□
(7)动物园有20只黑熊,白熊比黑熊多8只,白熊有多少只?
□○□=□
(8)红领巾养鸡场有公鸡 44只,母鸡比公鸡多16只。母鸡有多少只?
□○□=□
(9)红领巾养鸡场有母鸡60只,母鸡比公鸡多14只,公鸡有多少只?
□○□=□
(10)红领巾养鸡场有母鸡 60只,公鸡比母鸡少14只,公鸡有多少只?
□○□=□
(11)红领巾养鸡场有公鸡44只,公鸡比母鸡少16只。母鸡有多少只?
□○□=□
(13)上手工课,一班节约了15张纸,二班比一班多节约了8张纸。二班节约了多少张纸?
□○□=□
(14)上手工课,一班节约了15张纸,比二班多节约了8张。 二班节约了多少张纸?
□○□=□
28. 思考题:
一桶油连桶重19千克,吃了一半油后,连桶重12千克。吃掉了多少油?油桶里原来有多少千克油?
26-(3+22)= 56-(51-41)=
25+(19-2)= 43-(18+12)= 66-(29+1)=
53-(38+2)= 21+(37-27)= 76-(19-12)=
14+(32+18)= 41-(10+13)= 75-(24+40)= 65-(14-5)= 27-(18+2)= 60-(24-16)=
66-(18+12)= 64-(21+12)= 87-(32-11)=
32+(18-9)= ( 17-12)+35= (45-35)+51= 25-(7-6)=
56-(31-12)= (12-10)+45= 91-(26-16)= 20-(19+1)=
50+(11-11)= 46-(17-15)= 50-(16-12)= 42-(26-16)=
82+(17-17)= 29+(68-38)= 80-(68+2)= 38+(59-49)=
76-(25-15)= (16+14)-18= 59-(14-24)= 41-(17-7)=
25+(18-13)= 55-(13+7)= 84+(60-50)= 58-(34+6)=
29-(5+2)= 58-(13+7)= 97-(41-12)=
53-(16+2)= 33-(27+3)= 95-(64-4)=
67+(9-5)= 68-(30+10)=
26-(4+2)= 86-(8+22)= 32+(45-25)= 19-(10+4)=
24-(14+6)= 65-(44+13)= 83+(15-8)= 16-(8+0)=
19-(14-2)= 25-(11-5)= 71-(49+1)= 54-(16-13)=
30-(19-9)= 50-(40-10)= 39-(16-4)= 42-(20-10)=
40-(2+38)= 26+(27-23)= 86-(49-9)= 24-(3+7)=
10+(75-65)= 37-(14+6)= 37+(44-34)= 44+(11-2)=
34-(30-20)= 81-(12-5)= 50-(37-7)= 28-(25-10)=
30-(9+4)= 49+(18+2)= 59-(57-7)= 67+(30-20)=
81-(42+8)= 38+(33-33)= 70-(25+5)= (29-19)+60=
81-(66-56)= 17-(74-72)= 54+(25-20)= 30-(17-3)=
23-(9+1)= 52-(42+10)= 98-(38+10)= 88-(80+4)=
11-(72-62)= (56-6)+19= 15+(11-7)= 12-(10-8)=
57-(20+20)= 23-(16-6)= 23-(21+0)= (25+5)-23=
60-(22+8)= 46-(14-13)= 73-(13-8)= 85+(8-2)=
59+(28-20)= 62-(30+10)= 72-(17+3)= 79+(15-8)=
62-(48+2)= 80-(18-12)= 28-(6+3)= 30-(5+4)=
20-(3+16)= 18-(12+2)= 5+(77-5)= 2+(35-10)=
14+(71-10)= 21-(12+5)= 52-(41-4)= 10+(23-7)=
15+(78-58)= 63+(30-20)= 83-(39-19)= 43-(6+24)=
67+(11-6)= 74-(19+1)= 28-(24-4)= 68+(30-10)=
64-(17-9)= 57+(19-9)= 73-(26-16)= 91-(68-48)=
32-(23+7)= 42-(16-12)= 78-(21+17)= 68-(10+24)=
33-(28+2)= 22-(16+4)= 64-(13+17)= 56-(2+7)=
78-(11+9)= 69+(10-8)= 46-(25+1)= 70-(47-46)=
61+(14-5)= 36-(16-10)= 66-(42-32)= 63-(50+3)=
25+(19-11)= 46-(2+18)= 83-(13+7)= 93-(58-48)=
37+(32-22)= 70-(35+30)= 56+(35-15)= 53-(8-7)=
89-(60+29)= 24+(38-30)= 76+(18-7)= 84-(72+8)=
68-(26-20)= 15-(5+1)= 2+(71-51)= 53+(5+35)=
44+(36-31)= 60-(26-6)= 43-(17+3)= 84+(20-17)=
38-(37+1)= 88-(40-10)= 78-(37+3)= 31+(56-6)=
36-(35+1)= 19+(28-9)= 79+(16-6)= 50-(25+5)=
30-(17-9)= 53-(24-14)= 54-(25+5)= 38-(36-16)=
13-(2+11)= 2+(44-5)= 76+(16-12)= 83-(13-11)=
96-(69-62)= 19-(6+5)= 73-(13+7)= 49-(19+1)=
69-(39-29)= 34-(15-12)= 44-(17-11)= 51-(21+10)=
55-(30+10)= 44+(37-31)= 14-(18-12)= 58-(6+14)=
19-(6-3)= 77+(13-9)= 64-(22-12)= 62+(29-19)=
89-(2+8)= 69-(5+25)= 43-(4+6)= 22+(31-21)=
99-(39+1)= 19+(51-50)= 86-(24+6)= 36-(5+3)=
27+(19-15)= 91-(35-15)= 20+(15-2)= 31+(19-18)=
20-(6+11)= 43-(40+0)= 10+(44-4)= 19-(9-6)=
35-(18-17)= 44-24+23= 83-(65-35)= 17+(76-72)=
18-(12+3)= 19+(10-6)= 81-(2+7)= 70-(18+2)=
43-(15-8)= 65-(13+6)= 33-(68-62)= 84-(8+2)=
45+(25-5)= 28+(20-16)= 56-(5-3)= 88-(18-6)=
39-(38-28)= 33+(40-0)= 85+(11-2)= 39-(17-3)=
86-(65-35)= 68-(9-2)= 62+(20-16)= 31-(41-12)=
20-(1+17)= 58-(19+1)= 47-(7+23)= 49-(20+20)=
49-(6+14)= 21-(4-1)= 61-(2+18)= 64-(46-16)=
59-(13-6)= 99-(10+30)= 38+(43-23)= 93-(83+10)=
18-(13+4)= 43+(15-5)= 71-(30+10)= 52-(30-13)=
36-(35+1)= 12+(27-3)= 22+(44-3)= 24+(16-9)=
60+(35-15)= 42-(25+5)= 67-(45+13)= 64-(31+5)=
35-(20-10)= 41-(12-6)= 28-(14+6)= 51+(39-21)=
45-(13+7)= 24-(18-2)= 58-(9+11)= 19-(16-3)=
77+(13-9)= 64-(12-2)= 62+(29-20)= 88-(2+7)=
69-(5+25)= 43-(2+8)= 22+(31-11)= 99-(4+4)=
19+(51-41)= 86-(24+6)= 46-(5+3)= 67+(12-3)=
91-(35-15)= 0+(95-2)= 35+(19-11)= 20-(6+11)=
43-(40+0)= 10+(44-8)= 31-(19-12)= 35-(18-17)=
44-(24+6)= 83-(65-35)= 17+(76-36)= 18-(15+3)=
19+(20-6)= 81-(23+7)= 70-(48+2)= 43-(15-10)=
65-(59+1)= 33-(18+2)= 84-(48+2)= 45+(25-22)=
28+(20-10)= 56-(5-3)= 88-(18-9)= 39-(18-9)=
33+(40-14)= 85+(11-2)= 39-(17-3)= 86-(65-35)=
68-(16-11)= 62+(20-11)= 51-(11-2)= 20-(1+15)=
58-(19+1)= 47-(7+3)= 49-(40+6)= 49-(36+3)=
21-(4-1)= 61-(2+18)= 64-(46-6)= 79-(13-4)=
99-(10+30)= 38+(43-23)= 93-(83+7)= 18-(13+4)=
43+(55-25)= 71-(30+20)= 12-(10+1)= 36-(35+1)=
52-(27-3)= 8+(44-2)= 20+(16-3)= 60+(35-15)=
42-(35+7)= 67-(45+5)= 67-(3+5)= 35-(21-11)=
41-(11-1)= 28-(3+6)= 51+(13-7)= 45-(3+5)=
20-(8+1)= 60+(38-18)= 92-(28+2)= 92-(44+6)=
56-(49+7)= 75-(6+3)= 58-(39-19)= 56-(11-4)=
26-(24+1)= 51-(14+7)= 74+(14-9)= 87-(34+6)=
51-(18+2)= 83+(10-3)= 21-(12-2)= 54-(18+2)=
73-(60-50)= 77+(12-8)= 11+(51-51)= 23-(18+2)=
82-(51+9)= 94-(58-48)= 26-(6+14)= 12+(65-35)=
84-(19-12)= 34-(22-4)= 84+(15-9)= 57-(8+2)=
83-(10+50)= 23-(1+19)= 40-(38+1)= 58+(45-43)=
34-(7+13)= 57+(20-15)= 78-(18+1)= 17+(7-2)=
86+(11-7)= 68+(11-2)= 87-(18-9)= 90-(12+8)=
20+(92-27)= 58-(15-6)= 49-(16-13)= 93-(18+2)=
73-(33+6)= 94-(12-4)= 21+(13-4)= 15-(12+8)=
20-(10+0)= 38-(1+9)= 64-(8+1)= 26+(15-7)=
82+(5-2)= 9+(18-5)= 92-(15+5)= 23+(68-60)=
26-(21+4)= 62-(30+10)= 47-(5+3)= 56+(37-30)=
71-(8+2)= 36-(19-9)= 42+(18-9)= 52-(4+16)=
21+(16-7)= 13-(10+1)= 65-(14-5)= 50-(7+2)=
41-(16-12)= 15-(19-14)= 35-(23-1)= 32-(12-9)=
33-(19+4)= 79-(12-9)= 67-(3+6)= 75+(14-8)=
27-(15+4)= 46-(35+5)= 12-(1+10)= 20+(19-1)=
66+(16-10)= 21-(12+5)= 23-(6+4)= 38-(14-5)=
73-(25+5)= 64-(54-44)= 82-(15-7)= 89+(12-2)=
34-(6+3)= 19-(4-2)= 66-(4+3)= 52-(13-10)=
56-(15+5)= 44-(6+3)= 30-(13-9)= 37+(18-9)=
26+(40-30)= 50-(7+2)= 55-(2-1)= 61-(3+3)=
30+(18-9)= 85-(19-17)= 32-(1+1)= 57+(10-5)=
32+(20-10)= 76-(26+0)= 37+(39-9)= 100-(80+10)=
47+(32-22)= 70-(7+2)= 82+(10-3)= 72-(60-50)=
68-(12-8)= 44-(5+4)= 89-(49+1)= 15+(18-10)=
82-(26+3)= 32-(10+6)= 12-(9+1)= 67-(2+3)=
52+(20-10)= 84-(27+2)= 40-(10-8)= 63+(12-8)=
41-(17+2)= 68-(25+5)= 30-(19-5)= 73+(14-7)=
26+(19-12)= 57-(12-4)= 45-(10+18)= 89-(36+3)=
62+(19-11)= 54+(18-9)= 37+(15-8)= 31-(17-14)=
46-(24+11)= 38+(13-5)= 58-(16+14)= 81-(17+3)=
52-(15+19)= 62-(53+7)= 79-(20-13)= 37-(15-6)=
43+(20-15)= 17-(10+1)= 95-(75-65)= 34-(13+7)=
26-(16+3)= 57-(26-16)= 59-(15+5)= 46-(7+2)=
53-(21+19)= 51+(12-2)= 36-(15+5)= 79-(45+5)=
30+(27-7)= 36-(11-9)= 76-(35-32)= 38-(14-7)=
50+(15-12)= 45+(12-3)= 86-(17-9)= 35-(16+3)=
15+(30-20)= 33-(12+11)= 62-(2+8)= 60-(28-18)=
29-(8+12)= 26-(6-5)= 97-(25+5)= 54-(18-1)=
63-(25+2)= 77-(27-12)= 41+(17-12)= 66-(14+5)=
59-(12+7)= 39+(18-16)= 36-(12+9)= 59-(16+2)=
75-(19-13)= 47-(6+14)= 22+(14-4)= 34-(18+7)=
59-(33+7)= 39-(11-4)= 71+(15-7)= 47-(28-18)=
12+29-19= 69+10-36= 27+12-28= 67+27-37=
33-17+15= 75-36+10= 72-54+12= 65-39-15=
62-18+24= 54+21+18= 53-29+19= 35+12-28=
86-12-15= 57-33+31= 36-27+9= 77-19-16=
88-34+18= 85-36+27= 12+79-62= 51-27+28=
42+53= 77-65-6= 71-52+36= 75-24+26=
75+24-23= 32+45-38= 81-45+36= 24-16+40=
63+12-42= 53-37+15= 63-23+28= 48-26+18=
21+82-60= 36+34-14= 73+12-71= 21+82-60=
44-5+12= 100-76+22= 72-45+32= 54-21-18=
67-47+22= 21+82+17= 83-27+10= 65-33-18=
68-65-3= 54-52+17= 88-51-24= 76-63+1=
63+18+11= 65+15-47= 77-34+55= 43-29+13=
35-28-28= 77-38+42= 60-34+35= 17+27-10=
55+38-15= 54-41+36= 99-88+77= 75+15-30=
92-6+11= 42-37+54= 77-64+22= 12+30-23=
56-42-8= 56+43-90= 23+65+10= 98-76-14=
63-48+26= 63+17-28= 63-28+17= 100-70-23=
12+29-19= 69+10-36= 27+12-28= 67+27-37=
33-17+15= 75-36+10= 72-54+12= 65-39-15=
62-18+24= 54+21+18= 53-29+19= 35+12-28=
86-12-15= 57-33+31= 36-27+9= 77-19-16=
88-34+18= 85-36+27= 12+79-62= 51-27+28=
51-42+53= 77-65-6= 71-52+36= 75-24+26=
75+24-23= 32+45-38= 81-45+36= 24-16+40=
63+12-42= 53-37+15= 63-23+28= 48-26+18=
21+82-60= 36+34-14= 73+12-71= 21+82-60=
44-5+12= 100-76+22= 72-45+32= 54-21-18=
67-47+22= 21+82+17= 83-27+10= 54+21-18=
65-33-18= 68-65-3= 54-52+17= 88-51-24=
43-29+13= 35-28-28= 77-38+42= 60-34+35=
17+27-10= 55+38-15= 54-41+36= 99-88+77=
75+15-30= 92-6+11= 42-37+54= 77-64+22=
12+29-19= 69+10-36= 27+12-28= 67-27-37=
33-17+15= 75-36-10= 72-54+12= 65-39-15=
62-18+24= 54-21+18= 53-29-19= 35+12-28=
86-12-15= 57-33+31= 36-27+9= 77-19-16=
88-34-18= 85-36+27= 12+79-62= 51-27+28=
51-42+53= 77-65-6= 71-52+36= 75-24-26=
75+24-23= 32+45-38= 81-45+36= 24-16+40=
63-12-42= 53-37+15= 63-23-28= 48-26+18=
83-27+10= 54-21-18= 65-33-18= 68-65-3=
54-52+17= 88-51-24= 76-63+1= 63+18-11=
65+15-47= 77-34+55= 43-29+13= 35-28+28=
77-38+42= 60-34+35= 17+27-10= 55-38-15=
54-41+36= 99-88+77= 75-15-30= 92-6-11=
42-37+54= 77-64+22= 78-41-24= 74-17-32=
44+8-37= 54-41+78= 29+48-48= 62-56+50=
25+61-61= 12+4-15= 32+66-62= 4+39-1=
10+62-50= 56-47+41= 25-16+64= 28+14-32=
100-23+8= 69-22+24= 87-79+81= 32+10-4=
39-26+63= 41+8-15= 21+63-24= 52+28-43=
5+95-39= 90-58+22= 88-56+29= 66-32+37=
54+17-39= 92-68+26= 35-25+57= 65-20+33=
68-39+39= 71+14-29= 63+4-54= 69-49+65=
66+26-7= 1+15-7= 34-10+53= 43+57-52=
13+69-17= 83-76+53= 19+53-66= 52-44+52=
73-52+44= 14+80-72= 17+88-26= 90-71+71=
4+59-20= 72+24-61= 16+77-67= 8+61-17=
69+29-78= 14-10+55= 48+27-2= 24+63-21=
59-52+81= 19+62-38= 100-42+6= 43+53-31=
90-84+53= 95-19+8= 44+28-16= 97-87+86=
34+56-21= 77-27+19= 97-90+84= 93-93+85=
14+4-2= 37+20-31= 60+22-65= 49-42+88=
72+14-10= 86-13+20= 49+42-16= 79-74+83=
63-11+16= 14+21-23= 50+35-19= 72-43+64=
26+68-76= 19+41-1= 34+65-20= 76-31+48=
56+27-8= 17+54-54= 67-16+33= 10+82-67=
53+31-81= 19+36-3= 54+5-42= 24+36-46=
14+55-15= 93-63+30= 95-45+19= 92-58+26=
62-5+30= 49+38-18= 57
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