Question

【題目】直接寫得數．

5.1﹣2= 7.2÷1.2= 1﹣0.55= 0.4×0.3=

0.32÷0.8= 1.06÷2= 0.25×3= 0.3×0.4=

Answer 1

【答案】5.1﹣2=3.1 7.2÷1.2=6 1﹣0.55=0.45 0.4×0.3=0.12

0.32÷0.8=0.4 1.06÷2=0.53 0.25×3=0.75 0.3×0.4=0.12

【解析】

試題分析：根據小數加、減、乘、除法的計算方法來進行計算．

解：

5.1﹣2=3.1 7.2÷1.2=6 1﹣0.55=0.45 0.4×0.3=0.12

0.32÷0.8=0.4 1.06÷2=0.53 0.25×3=0.75 0.3×0.4=0.12