题目内容

直接写得数．
4
5
+
2
5
=		0÷
3
5
=
8
15
×6=		7.125-
1
8
=
8.4+8=3：0.5=6÷
3
20
=		100×0.1%=
5
6
-
1
5
=
3
8
×
4
9
=
3
7
÷
9
14
=		1÷5×
1
5
=
3
4
×
1
4
÷3=
3
5
×4+
3
5
=		2-
5
12
-
7
12
=
1
6
×5÷
1
6
×5=

4
5
+
2
5
=1
1
5
0÷
3
5
=0
8
15
×6=3
1
5
7.125-
1
8
=7
8.4+8=16.43：0.5=66÷
3
20
=40		100×0.1%=0.1
5
6
-
1
5
=
19
30
3
8
×
4
9
=
1
6
3
7
÷
9
14
=
2
3
1÷5×
1
5
=
1
25
3
4
×
1
4
÷3=
1
16
3
5
×4+
3
5
=3		2-
5
12
-
7
12
=1
1
6
×5÷
1
6
×5=25
练习册系列答案
相关题目
直接写出得数．
2
5
+
1
3
=
3
11
×3=
3
4
×
5
9
×
3
5
=
4
9
÷
2
3
=
50÷1%=
0.33=
直接写出得数．
2-
7
8
=		0÷
1
5
÷
1
3
=
3
5
+3=		134-34=
5
16
×
16
5
=
3
11
÷
1
8
×
1
8
=
7
9
-
1
3
=		4×
5
8
=
直接写得数．
1-
1
2
+1-
1
2
=
1
3
-
1
4
=		2.25×4=0.67+0.33=
5
8
÷
3
8
=
3
4
×80%=		（
3
4
+
1
2
）×12=		45%÷15%=
一杯果汁，已经喝了
3
5
，还剩下这杯果汁的
()
()
，喝掉的与剩下的最简比是______．
4
5
+
2
5
=
8
5
÷
4
5
=		3.6×
1
9
=		0.42=70π=
1
6
+
2
3
=
5
8
×0.2=
5
7
×
3
5
=		22=3π=
7
8
-
3
8
=
2
3
×1.5=		0.12=9π=0.5π=
4
5
×
15
16
=		3.5×
5
7
=		202=0.8π=10π=
比15千克多
2
3
千克是______千克，比20吨少
3
4
是______吨．
直接写出下面各题得数．
2
5
+
1
4
=
5
6
×
3
5
=		36×25%=27÷3%=
2
5
÷10=
52-32=
9
4
÷
3
8
=		3-
3
10
=
8
9
÷16=
3
4
×
2
5
+
3
5
×
3
4
=
4
5
吨煤，用去
13
20
，还剩下这堆煤的几分之几？______．

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