题目内容

【题目】口算.

0.6×2= 4.8÷0.6= 1.7+3= 4×9×0.25=

1.25×16= 9.6÷32= 2﹣0.09= +=

= = =

= = = (这一排填小数)

【答案】1.2,8,4.7,9,20,0.3,1.91,1,,0.375,0.75,0.875

【解析】

试题分析:根据小数加减、乘除法的计算方法、分数减法的计算方法及分数化小数的方法进行计算即可.

解:0.6×2=1.2 4.8÷0.6=8 1.7+3=4.7 4×9×0.25=9

1.25×16=20 9.6÷32=0.3 2﹣0.09=1.91 +=1

= = =

=0.375 =0.75 =0.875(填小数)

故答案为:1.2,8,4.7,9,20,0.3,1.91,1,,0.375,0.75,0.875.

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