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口算我最棒.5×0.9=0.76+0.54=0.07÷2=7-0.62=20×0.5=0.5×100=10.8+5.2=1.05×5=0.75×3=3×1.6=1.8×50=0

题目详情
口算我最棒.
5×0.9=______   
0.76+0.54=______   0.07÷2=______    7-0.62=______
20×0.5=______     0.5×100=______      10.8+5.2=______     1.05×5=______
0.75×3=______      3×1.6=______        1.8×50=______       0.1-0.01═______.
▼优质解答
答案和解析

5×0.9=4.5

0.76+0.54=1.3

0.07÷2=0.035

7-0.62=6.38
20×0.5=10 0.5×100=50 10.8+5.2=16 1.05×5=5.25
0.75×3=2.25 3×1.6=4.8 1.8×50=90 0.1-0.01=0.09
故答案为:4.5,1.3,0.035,6.38,10,50,16,5.25,2.25,4.8,90,0.09.