计算下面各题.20×25=13÷38=821×716=16+25=34÷6=34×12=213÷8=2-79=-数学

题目简介

计算下面各题.20×25=13÷38=821×716=16+25=34÷6=34×12=213÷8=2-79=-数学

题目详情

计算下面各题.
20×
2
5
=
1
3
÷
3
8
=
8
21
×
7
16
=
1
6
+
2
5
=
3
4
÷6=
3
4
×12=
2
13
÷8=
2-
7
9
=
题型:解答题难度:中档来源:不详

答案

20×class="stub"2
5
=8;
class="stub"1
3
÷class="stub"3
8
=class="stub"1
3
×class="stub"8
3
=class="stub"8
9
class="stub"8
21
×class="stub"7
16
=class="stub"1
6
class="stub"1
6
+class="stub"2
5
=class="stub"5
30
+class="stub"12
30
=class="stub"17
30
class="stub"3
4
÷6=class="stub"3
4
×class="stub"1
6
=class="stub"1
8
class="stub"3
4
×12=9;
class="stub"2
13
÷8=class="stub"2
13
×class="stub"1
8
=class="stub"1
52
2-class="stub"7
9
=1class="stub"2
9

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