2025年通城学典计算能手五年级数学上册苏教版第97页答案
一、口算。
$1.36÷0.4=$
3.4
$5a+3.9a=$
8.9a
$1-0.01+0.99=$
1.98

$5.26+4.74=$
10
$3a-0.77a=$
2.23a
$0.25×0.03×4=$
0.03

$6.3×0.3=$
1.89
$2.9m+8.1m=$
11m
$1.25×7÷12.5=$
0.7

$1.7×0.5=$
0.85
$0.5x+1.3x=$
1.8x
$0.6×101-0.6=$
60

$3.03×0.3=$
0.909
$8.4c-4.2c=$
4.2c
$3.92+2.7+6.08=$
12.7

$4.2÷0.35=$
12
$4.8n+0.3n=$
5.1n
$1.25×4.2×0.8=$
4.2

$0.05×0.07=$
0.0035
$1.3m+0.03m=$
1.33m
$19.6-2.6-7.4=$
9.6

$0.8÷0.16=$
5
$3.6x-2.4x=$
1.2x
$2.7×2÷2.7×2=$
4

答案

一、3.4 8.9a 1.98
10 2.23a 0.03
1.89 11m 0.7
0.85 1.8x 60
0.909 4.2c 12.7
12 5.1n 4.2
0.0035 1.33m 9.6
5 1.2x 4
二、计算下面各题,怎样简便就怎样计算。
$1.47÷0.4÷0.25$ $2.5×[(2.35-1.66)÷0.3]$
$6.79×101-0.679×10$ $11.2-1.2÷0.24+4.8$

答案

二、14.7 5.75
679 11