口算我最棒.7.8:______=131÷38-38÷1=______:0.25=34425×99+425=3.14×2.52=6+6÷25=25分:14时=34×57÷34×57=-数学

题目简介

口算我最棒.7.8:______=131÷38-38÷1=______:0.25=34425×99+425=3.14×2.52=6+6÷25=25分:14时=34×57÷34×57=-数学

题目详情

口算我最棒.
7.8:______=
1
3
3
8
-
3
8
÷1=
______:0.25=
3
4
4
25
×99+
4
25
=
3.14×2.52=6+6÷
2
5
=
25分:
1
4
时=
3
4
×
5
7
÷
3
4
×
5
7
=
题型:解答题难度:中档来源:不详

答案

7.8:23.4=class="stub"1
3
class="stub"3
8
-class="stub"3
8
÷1=class="stub"55
24
0.1875:0.25=class="stub"3
4
class="stub"4
25
×99+class="stub"4
25
=16,
3.14×2.52=19.625,6+6÷class="stub"2
5
=21,
25分:class="stub"1
4
时=class="stub"5
3
class="stub"3
4
×class="stub"5
7
÷class="stub"3
4
×class="stub"5
7
=class="stub"25
49

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