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青岛版五年级数学上计算题专项练习(三)
一、能简算的要简算
10.9-3.74+0.9 6.8+1.25×6.8×8 2.43×99+2.43
(8.14-3.75)÷2.5÷4 35.72-4.9-(5.72+5.1)
27.38-5.34+2.62-4.66 8.23+6.5-8.23+6.5
20.4-6.47×2 32.2+7.08÷0.4 32.4×4+32.4
12.75-(2.75+6.8) 13.35-4.68+2.65
27.38-5.34+2.62-4.66 25-4.7+5.3
45.5-(6.82-15.45) 8.23+6.5-8.23+6.5
35.72-4.9-(5.72+5.1) 28.46-2.99
13.75-(3.75+6.48) 7.85+2.34-0.85+4.66
5.86-0.72+0.38 23.8-1.64-13.8-5.36
10-2.57-6.43 27.38-5.34+2.62-4.66
二、直接写出得数:
0.75+0.38= 4.8+4.2 = 8.5+2.5= 46×0.3=
0.8×60= 3.7÷5= 7.5×0.4= 10÷0.01=
4.5×4= 9.9×101= 73×1.01= 3.8×10.1=
2.8×99= 3.5×9.9= 4.5×1.1= 4.76×25=
25×9.6= 1.6×11= 3.2×10.1= 57×9.9=
31×1.1= 3.22×5= 2.61×5= 4.5×4=
1.25×8= 2.21×3= 6.2×5= 6.15×2=
4.43×6= 1. 25×16= 2.2×5= 4.52×3=
8.21×8= 3.54×6= 3.25×1= 2.31×4=
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