资源描述
5+ EQ \F(3,10) =
72-=
-=
+16 =
12- =
24-=
+ =
4- =
+10=
+4=
14- =
9-=
+9=
+ =
+12=
+9=
+32=
+ =
+ =
+16=
+16 =
+ =
+0=
+=
+12=
+ =
45× =
9×=
× =
×100=
18× =
× =
17× =
5 × =
× =
×12=
×0=
× =
×12=
×0=
× =
×12=
× =
45× =
9×=
× =
×100=
18× =
× =
17× =
5 × =
× =
×12=
× =
45× =
9×=
× =
×100=
18× =
× =
17× =
5 × =
×32=
× =
× =
×16=
×16 =
× =
5× =
72×=
×=
×16 =
12× =
24× =
× =
4×=
×10=
×4=
14× =
9×=
×9=
45× =
9×=
× =
×100=
18× =
× =
17× =
5 × =
× =
×12=
×0=
× =
×12=
×0=
× =
×12=
× =
45× =
9×=
× =
×100=
18× =
× =
17× =
5 × =
× =
×12=
× =
45× =
9×=
× =
×12=
× =
45× =
9×=
× =
×100=
18× =
× =
×12=
×0=
+ =
+ =
+16=
+16 =
+ =
5+ =
72-=
-=
+16 =
12- =
24-=
+ =
4- =
5- +9=
6- + =
+12=
+0=
+9=
+32=
+10=
+4=
14- =
9-=
+9=
+ =
+12=
+0=
+=
+12=
+ =
45× =
×100=
18× =
× =
17× =
5 × =
× =
×12=
×0=
9×=
× =
× =
×12=
× =
45× =
9×=
× =
×100=
18× =
× =
17× =
5 × =
×32=
×16=
×16 =
× =
5× =
72×=
×=
×16 =
12× =
× =
× =
24× =
× =
4×=
×10=
×4=
14× =
9×=
×9=
× =
×12=
×0=
× =
×12=
× =
45× =
9×=
× =
×100=
18× =
× =
17× =
5 × =
×4=
×12=
×16 =
×100=
18× =
× =
× =
写出下面各数的倒数。
1/9
125/13
1
2/3
1/4
5/18
2/5
4/7
7/5
7/9
3/4
6/5
1/5
3/40
5/8
8/9
5/11
填空
1, 棱长为1厘米的正方体,体积是( )。
2, 棱长为1分米的正方体,体积是( )。
3, 棱长为1米的正方体,体积是( )。
4, 1升=( )立方分米
1毫升=( )立方厘米
1立方米=( )立方分米
720立方厘米=( )立方分米
填上合适的单位。
一苹果的体积约是120( )。
一个西瓜的体积约是8( )。
一 台冰箱的容积约是150( )。
一 个火柴盒的体积约是12( )。
一 个墨水瓶的容积约是60( )。
一个热水瓶的溶剂约是2( )。
一块橡皮的体积约是10 ( )。
一 本词典的体积约是900( )。
一个文具盒的体积约是0.35( )。
一个讲台的体积约是0.6( )。
计算体积。
1、 一个长方体,长20厘米,宽12厘米,高厘米。
2、 一个正方体,棱长是6分米。
3、 一个长方体底面积是60 立方厘米,高7厘米。
4, 一个长方体,底面是边长为2平方分米的正方形,高5分米。
算一算。
12×1/2=
3/11×2=
3×2/9=
9/16×12=
10×7/15=
3/4×16=
7×7/10=
4×3/13=
21×5/14=
12×1/4=
1/3×3=
1/9×3=
5/2×2=
4/5×2=
6×1/2=
3/4÷4=
7/9×6/5=
1/5+1/4=
9/4÷3/2=
5/18÷5/18=
8/3÷2=
6/13÷9=
5/8÷10=
8/15÷6=
16÷1/2=
28.5÷1.5=
42÷8=
8×1/4=
1/5÷2/3=
7÷7/5=
直接写得数
3/4×5/6=
3/7×1=
5/8×7/15=
0÷2/3=
8/15×9/16=
4/5×2/3=
练一练
4/5÷1/10×7/12=
5/9×4/5÷8/27=
8/11÷7/8×3/8=
3/7×14×1/3=
1, 计算题
3/7 × 49/9 - 4/3
12× 5/6 – 2/9 ×3
1, 计算
4.8× 5/4 + 1/4
4/7 × 5/9 + 3/7 × 5/9
5/2 -( 3/2 + 4/5 )
7/8 + ( 1/8 + 1/9 )
2, 简算
直接写得数
5/9×3/10=
1/2×4/7=
7/9÷2/3=
2/5÷2/5=
5/9-3/9=
5/7+2/5=
3/4-2/5=
5/6×3/5=
4/7÷12=
2, 计算
3/4 × 8/9 - 1/3
7 × 5/49 + 3/14
8×4/5+8 × 11/5
31 × 5/6 – 5/6
5/9 × 18 – 14 × 2/7
4/5 × 25/16 + 2/3 × 3/4
14×8/7–5/6 × 12/15
17/32 – 3/4 × 9/24
45 × 2/3 + 1/3 × 15
7/19 + 12/19 × 5/6
8/7 × 21/16 + 1/2
101 × 1/5 – 1/5 × 21
5/9-3/9=
5/7+2/5=
5/9-3/9=
5/7+2/5=
1、 写出下面的百分数
百分之十五( ) 百分之三十( )
百分之十四点六( )
百分之零点四( )
2、 把下面小数分数化成百分数
0.35=( )%
1.02=( )%
1=( )%
0.012=( )%
3/5=( )%
7/8=( )%
13/10=( )%
1/5=( )%
3、 把百分数化成分数
60%=( )
32%=( )
26%=( )
45 %=( )
95%=( )
68%=( )
37%=( )
18%=( )
1、 把下面百分数化成小数
15%=( )
25%=( )
16%=( )
79%=( )
35%=( )
49%=( )
12.5%=( )
24.9%=( )
13.5%=( )
29.7%=( )
15.1%=( )
46.2%=( )
把百分数化成分数
40.5%=( )
12%=( )
28%=( )
4.5%=( )
25.5%=( )
24.0%=( )
11%=( )
29%=( )
53%=( )
49%=( )
42%=( )
17%=( )
1、 口答
(1)8是5的百分之几?
(2)5是8的百分之几?
2、 求出下面的商,并且所得的商化成百分数。
3÷8
20÷16
3.5÷7
22.4÷14
3, 一个田径队有男生20人,女生15人,男生人数是女生人数的百分之几?
4, 一个田径队有男生20人,女生15人,女生人数是男生人数的百分之几?
1/7×4=
8×1/4=
2/5×1/10=
5/6×4/3=
6×3/8=
1/5×20/3=
5/8×24/25=
7/12×3/14=
1×8/9=
4/7×7/25=
3/8×27=
5/9×3/10=
1/5×5=
39×5/13=
2/7×0=
2/7÷5=
1/2÷3=
3/4÷6=
2/3÷3/4=
27/ 20÷3/4=
1/4÷1/3=
1÷4/9=
12÷4/7=
7÷14=
3/5÷11/5=
7/15÷7/3=
20÷4/5=
4/5÷20=
1、 口答
(1)8比5多百分之几?
(2)5比8少百分之几?
2, 求出下面的商,并且所得的商化成百分数。
1÷8
30÷12
4.5÷9
22.4÷14
4, 某厂的一种产品,原来每件成本96元,技术革新后,每件成本降低到了84元,每件成本降低了百分之几?
81÷9/5=
44÷11/10=
2/10÷2/7=
9×3/2=
3/8×5/6=
0×5/7=
7/12÷7/4 =
6×3/8=
21/10÷3/5=
8/27÷2/9=
5/8÷2/3=
1/9÷2/3=
7/90×5=
10÷1/4=
5/16×8/15=
1/6÷4/9=
4/9×6=
1/5÷3/20=
3/8×5/6=
0×5/7=
21/10÷3/5=
8/27÷2/9=
35×3/14=
2/7÷3/7=
7÷2/7=
6/7÷3=
5/8÷3/8=
14/15÷7/5=
8/5÷4/5=
3/25÷1/10=
21/20÷7/3=
1/2÷4=
7/4÷16=
9/10÷3/5=
8/11÷4/9=
3/16÷1/2=
8/5×3/4=
12÷2/3=
6/13÷1/2=
1/6×3=
5/8÷3/8=
14/15÷7/5=
21/20÷7/3=
1/2÷4=
1÷1/4=
1/2÷5/8=
1/4÷7/3=
1/10÷3/5=
3/5×3/4=
42÷2/3=
1/3÷2/3=
42/5÷7/10=
56×3/7=
1÷25/8=
7/9÷5/14=
6/13×13/4=
4/5×10=
12÷3/7=
6×1/7=
3/10×2=
5×4/15=
24×3/8=
15×2/3=
1/8×4=
9×2/27=
100×3/5=
7/9×3/4=
6/7×5/6=
27/16×4/5=
8/9×9/8=
7÷7/13=
3/25÷1/10=
1/6×8/15=
3/5×3/4=
42÷2/3=
1/3÷2/3=
42/5÷7/10=
7/9÷5/14=
6/13×13/4=
35×3/14=
9/25×5/6=
12/13×1/4=
2×2/3=
3/4×3/5=
+=
-=
+=
+=
+=
-=
+=
-=
+=
-=
5/7×4/5=
120×2/3=
1/3×0=
4/5×2=
5/11×2/3=
8/9×2/6=
7×1/12=
600×7/12=
5/6-1/3=
5/3+7/9=
3/5÷3=
6/13÷4=
8/15÷10=
8/5÷6=
3/8÷6=
3/5÷15=
3/4÷6=
7×1/14=
15÷3/5=
20÷4/5=
8/9÷2/3=
20×4/5=
15×3/5=
8/9×2/3=
3/4×16=
5/9÷5=
9÷3/5=
2/3÷3/2=
1/2+1/3=
2/3÷3=
5/4÷5/8=
2/3×30=
40÷2/5=
1÷5/12=
1/3÷1/3=
2/5÷2=
5/8×4/5=
26×4/13=
5/21÷5/6=
21×2/7=
1/7×4=
8×1/4=
2/5×1/10=
5/6×4/3=
6×3/8=
1/5×20/3=
5/8×24/25=
7/12×3/14=
1×8/9=
4/7×7/25=
3/8×27=
5/9×3/10=
1/5×5=
39×5/13=
2/3÷3/4=
27/ 20÷3/4=
1/4÷1/3=
1÷4/9=
12÷4/7=
2÷14=
3/5÷11/5=
7/15÷7/3=
20÷4/5=
4/5÷20=
21/10÷3/5=
8/27÷2/9=
5/8÷2/3=
1/9÷2/3=
计算下列各题
81÷9/5=
44÷11/10=
2/10÷2/7=
9×3/2=
3/8×5/6=
0×5/7=
7/12÷7/4 =
6×3/8=
5/8÷3/8=
14/15÷7/5=
8/5÷4/5=
3/25÷1/10=
21/20÷7/3=
1/2÷4=
7/4÷16=
9/10÷3/5=
8/11÷4/9=
3/16÷1/2=
8/5×3/4=
12÷2/3=
6/13÷1/2=
1/6×3=
3/5×3/4=
42÷2/3=
1/3÷2/3=
42/5÷7/10=
56×3/7=
1÷25/8=
7/9÷5/14=
6/13×13/4=
4/5×10=
12÷3/7=
7/16×4/5=
8/9×9/8=
7÷7/13=
3/25÷1/10=
6×1/7=
3/10×2=
5×4/15=
24×3/8=
15×2/3=
1/8×4=
9×2/27=
100×3/5=
7/9×3/4=
6/7×5/6=
9/25×5/6=
12/13×1/4=
2×2/3=
3/4×3/5=
+=
-=
+=
+=
+=
-=
+=
-=
5/7×4/5=
120×2/3=
1/3×0=
4/5×2=
5/11×2/3=
8/9×2/6=
7×1/12=
600×7/12=
5/6-1/3=
5/3+7/9=
3/5÷3=
6/13÷4=
8/15÷10=
8/5÷6=
3/8÷6=
3/5÷15=
3/4÷6=
7×1/14=
15÷3/5=
20÷4/5=
8/9÷2/3=
20×4/5=
15×3/5=
8/9×2/3=
3/4×16=
5/9÷5=
9÷3/5=
2/3÷3/2=
1/2+1/3=
2/3÷3=
5/4÷5/8=
2/3×30=
40÷2/5=
1÷5/12=
1/3÷1/3=
2/5÷2=
5/8×4/5=
26×4/13=
5/21÷5/6=
21×2/7=
算一算。
1÷4=
10÷5=
7÷3=
1×1/4=
10×1/5=
7×1/3=
8/9÷6=
4/15÷12=
3/8÷5=
6/13÷9=
5/8÷10=
8/15÷6=
1/2÷5=
4/5÷2=
1/4÷4=
算一算。
4÷1/2=
2÷2/3=
2÷1/3=
4÷1/3=
4÷1/4=
2÷1/2=
8÷2/3=
5/12÷3=
6÷1/4=
2/3÷1/5=
4/9÷2/3=
8/3÷4=
1/3÷3/4=
5/6÷1/4=
7/12÷7=
5/7÷7/5=
6/5÷3=
10÷1/2=
25÷5/6=
5/6÷4/3=
6÷3/5=
6÷3/4=
6÷1=
6÷3/2=
6÷5/2=
3÷1/4=
6÷2/9=
4÷4/9=
4÷1/3=
答算一算。
3/4÷4=
7/9×6/5=
1/5+1/4=
9/4÷3/2=
5/18÷5/18=
8/3÷2=
2/5÷4=
4/7÷7/4=
100×8/15=
3/7×5/9=
12÷8/5=
2/3÷4/15=
5/12÷15/4=
6/25÷3/10=
7/20÷3/10=
第 16 页
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