口算78-0.8=18×40=910÷70=1÷49=13-14=3-25=3.48+6.52=56×35=43÷23=0.8-12=-数学

题目简介

口算78-0.8=18×40=910÷70=1÷49=13-14=3-25=3.48+6.52=56×35=43÷23=0.8-12=-数学

题目详情

口算
78-0.8=
18×40=910÷70=
4
9
=
1
3
-
1
4
=
3-
2
5
=
3.48+6.52=
5
6
×
3
5
=
4
3
÷
2
3
=
0.8-
1
2
=
题型:解答题难度:中档来源:不详

答案

78-0.8=77.2,18×40=720,910÷70=13,class="stub"4
9
=class="stub"9
4
class="stub"1
3
-class="stub"1
4
=class="stub"1
12
3-class="stub"2
5
=2class="stub"3
5
3.48+6.52=10,class="stub"5
6
×class="stub"3
5
=class="stub"1
2
class="stub"4
3
÷class="stub"2
3
=2,
0.8-class="stub"1
2
=class="stub"3
10

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