北师大小学四年级数学下册脱式计算竖式计算
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45.2-33.5= 1.37+2.65=
54× (3.94+6.86) (3.2+0.12)×0.8 0.175×0.25×4
8.25+1.55= 7.3-2.25=
1.8×0.25+4.2 28.7-17.9+4.5
2.4×3-6.18 10-2.45=
3.7+2.36=
12× (15.4-12.2) 9× [0.3×(8-6.5)] 0.4×99+0.4
7.8+4.56+2.2 5.01-1.9+4.99 12.7+12.5×5
11.65-7.39= 10-3.14=
3.6×4-2.5 0.65×6.4-0.65×5.4 78×0.25×0.4
1.44×3.98= 1.36×0.8=
90× (3.6-1.8) 3.6+5.8-1.2×5 0.36× [(6.1-4.6)×0.8] 85-34.7= 0.7×7.8=
8.5×5.67-7.5×5.67 1.6×[(1.8+1.95)-2.5] 4.5-1.14+1.5-1.24 1.3×0.25= 1.44×3.98=
6.2+3.5×25×4
7.32-4.37×0.9 4.05×0.5+0.81
4.8×0.25= 4.8×1.2=
1.25×32 0.56+3.48+0.44+6.52
2.8+(2.25+27.5×1.5)
0.32×0.8= 0.32×1.2=
5.8×7.6+7.6×4.2 145.3-58.6-41.4 [(5.1-3.6)÷0.8-1]×0.09
9.8×0.5= 9.8×1.3=
0.5×4+0.5×6 (7.5-2.3×0.4)-0.2 5 2.16+0.9×3 2.42×1.1= 3.14×1.5=
2.6×(0.175÷0.25) 70.8-1.25-1.75 (8+0.8)×1.25 2.6×0.8= 2.15×2.1=
9.4×[0.96÷(5.4÷0.9)] 2.125×1.5+7.875×1.5 0.7×101-0.7 0.12×50= 2.6×0.5=
0.125×4.7×8 12.5-1.68-2.32 567÷20÷5
9.6×0.8= 3.25×1.8=
19.6÷﹝0.48÷(5.4÷0.9)﹞ 1.92×(2.3+10.5÷15) 18÷﹝0.6×(8-6.5)﹞
4.8×0.9= 9.34×1.4=
0.7×9.32= 1.87×2.3=
3.54×0.29-0.29×2.54 1.25×32×2.5 1.6×3.2-3.2 0.15×0.63= 1.8×0.85=
93÷0.31÷3 4.81+8.3+5.19+11.1 2.5×(8+0.4)
11.73+40.39= 32.85-20.39=
138÷0.25÷0.4 125×8.8 0.45×98
33.87+16.89= 10.21-3.85=
(37.26-6.01)×0.4+5.5 2.38×0.5+5.62÷2 15.8+4.2×10.5 3.8+3.54= 3.05-2.9=
51.8-4.8×(2.03-0.18) 1.25×32×2.5 1.6×3.2-3.2 11.65-7.39= 10-3.14=
9.43-(8.65+0.40) 4.6+12.3+5.8 15-(1.3+3.9)
8-7.23= 3.8+3.54=
4.6-1.75+2.08 5-(4.19-2.83) 7.41-(2.96+3.04) 85-34.7= 0.7×7.8=
4.28+0.53-3.37 3.2+1.27-2.49 1.54+2.08+3.62 1.44×3.98= 1.36×0.8=
9.5+4.85-6.36 5.6+2.7+4.4 4.6-(1.75+2.08)
4.8×1.2= 0.32×0.8=
4.02-3.5+0.98 70.8-1.25-1.75 5-4.19+2.83 2.13×4= 4.8×0.3=
2.6+1.4×3 (8+0.8)×1.25 2.5×0.6-1.8×0.5
8.25+1.55= 7.3-2.25=
2.5×2.8×4 2.5×13+0.9 0.25×1
3.7×0.4
1.83+3.79+0.17 22-1.6×7 0.89×4.8+0.89×5.2
1.87×
2.3= 0.15×0.63=
10―0.34―0.66 12.8+2.04×9.5 6.15×9.4-42 1.8×0.85=48×0.15=
4.5×3.6+
5.2×0.35 4.5×0.9+5.5×0.9 35.7+14-30.8
3.7+2.36= 10.2-8.75=
5.4÷(2.7×4)9.4×[0.96÷(5.4÷0.9)] 52÷
6.5+26×0.37 9.8×1.3= 654×0.9=
1.6×(
2.25+10.5÷1.5)90÷(
3.6-1.8) 3.4×7.8÷3.9
2.6×0.8= 2.15×2.1=
0.36÷[(6.1―4.6) ×0.8] 54÷(3.94+6.86)0.175÷0.25×4 2.13×4= 4.8×0.3=
(3.2+0.12)÷0.8 0.175÷0.25×0.4 28.7÷7+4.5
3.25×1.8=
4.8×1.3=
96× (15.4-12.2) 2.4×3-0.18 9× [0.3×(8-6.5)] 1.25+2.41= 1.3-0.56=
7.8+4.56+2.2 12.7+12.5×5 0.4×99+0.4
15.4+2.97= 5.94+10.7=