口算.80×20%=24×0.2=5-58=13÷3=32=36÷12%=115-0.3=2.1+3.25=59×1.8=(0.2)2×52=-数学

题目简介

口算.80×20%=24×0.2=5-58=13÷3=32=36÷12%=115-0.3=2.1+3.25=59×1.8=(0.2)2×52=-数学

题目详情

口算.
80×20%=24×0.2=5-
5
8
=
1
3
÷3=
32=
36÷12%=1
1
5
-0.3=
2.1+3.25=
5
9
×1.8=
(0.2)2×52=
题型:解答题难度:中档来源:不详

答案

80×20%=16,24×0.2=4.8,5-class="stub"5
8
=4class="stub"3
8
class="stub"1
3
÷3=class="stub"1
9
32=9,
36÷12%=300,1class="stub"1
5
-0.3=0.9,
2.1+3.25=5.35,class="stub"5
9
×1.8=1,
(0.2)2×52=1.

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