《2025年通城学典计算能手四年级数学下册北师大版》

一、直接写出得数。
$0.56\times100=$ ________ $7 - 0.82=$ ________ $13.5 - 6.2 - 3.8=$ ________
$4.5 - 0.9=$ ________ $3\times0.18=$ ________ $4\times7.4\times2.5=$ ________
$0.25\times4=$ ________ $5.74 + 8.25=$ ________ $0.5+(0.5 - 0.15)=$ ________
$9.9\times0.1=$ ________ $0.96 - 0.72=$ ________ $(0.27 - 0.17)\times3.5=$ ________
$1.3\times7=$ ________ $2.66 + 0.4=$ ________ $20\times(4 - 0.4)=$ ________
$4.65\times10=$ ________ $10\times0.02=$ ________ $1.25\times0.73\times8=$ ________
$2.4\times1.25=$ ________ $4.5\times0.01=$ ________ $1.36 + 2.87 + 3.64=$ ________
$1.44 - 1.2=$ ________ $0.15\times4=$ ________ $1.5 - 0.3\times2=$ ________
$5.6 + 2.4=$ ________ $2.32 + 0.4=$ ________ $(8.5 - 1.5)\times0.1=$ ________
$1.03\times0.3=$ ________ $0.85\times20=$ ________ $0.35 + 3.5 + 1.65=$ ________

答案： 56 6.18 3.5
3.6 0.54 74
1 13.99 0.85
0.99 0.24 0.35
9.1 3.06 72
46.5 0.2 7.3
3 0.045 7.87
0.24 0.6 0.9
8 2.72 0.7
0.309 17 5.5

二、计算下面各题，能简算的要简算。
$82.3 - 40.5\times1.2$ $12.7 + 4.36 + 5.95$ $5.8\times2.7 + 0.58\times73$

答案： 33.7 23.01 58

一、直接写出得数。
12.5 + 5 = ________ 15×0.04 = ________ 40×0.5×1.5 = ________
15×0.001 = ________ 4.2 - 0.14 = ________ 26.4 - 15.8 + 3.6 = ________

3.6 + 2.4 = ________ 0.4×0.02 = ________ 0.75×9 + 0.75 = ________
0.7×300 = ________ 1.5 + 2.03 = ________ 0.9×7 + 10.7 = ________
6.3 - 0.21 = ________ 0.43×20 = ________ 21.8 - 3.16 - 4.84 = ________
400×0.17 = ________ 6.83 - 2.41 = ________ 3.6 - 0.9×4 = ________
6.7 + 0.86 = ________ 1.29×0.1 = ________ 10×0.01×0.1 = ________
0.84×40 = ________ 3.5×100 = ________ 9.2 - (1.2 + 6.7) = ________
5.6 - 0.07 = ________ 2.19 + 9.1 = ________ (18.1 - 0.1)×0.01 = ________
5.4×0.6 = ________ 10×2.5 = ________ 1.25×8×0.36 = ________

答案： 17.5 0.6 300.015 4.06 14.2
@@6 0.008 7.5
@@210 3.53 17
@@6.09 8.6 13.868 4.42 0
@@7.56 0.129 0.01
@@33.6 350 1.3
@@5.53 11.29 0.18
@@3.24 25 3.6