直接写得数.
2﹣0.64﹣0.36﹦ 0.25×4÷0.25×4= 6.3+7=
1.25×3.3×0﹦ 2.19+9.1= 37.2×99+37.2﹦
脱式计算,能简算的要简算.
1.69÷1.3+2.5×0.4 1.25×32×2.5 96.5×105﹣5×96.5 18.75﹣0.43﹣4.57.
(25+2.5)×0.4 1.25×7.2 3.75×2.9+2.9×6.25
3.25+110.4÷(3.2×2.3) 2.5×54.8﹣2.5×14.8 6.3÷(13﹣3.15÷0.3)
递等式计算(能简便的要简便计算)
9.6÷0.4×0.25 8.68﹣8.68÷0.56×0.5 29.7÷(5.85÷0.65)
1.25×3.2×0.8 14.5×102 4.7×4.7+4.7+4.7×4.3.
脱式计算,能简算的要简算
4.57+3.34÷0.2 1.68÷0.25÷0.4
2.5×0.7+7.5×0.7 0.125×0.32×0.25.
计算下面各题能简算的要简算
6.4÷0.8﹣1.5×4 1.9×2.34+1.9×7.66 1.25×64 17÷[(1.2+0.5)×5].
递等式计算(能巧则巧)
9.9×1.01 7.8÷1.25×8
0.25×(12﹣3.96÷18) 0.24×15÷(3.25﹣2.35)
3.4×7.5+7.5×7.6﹣7.5.
递等式计算,能简算的要简算.
7.3×101﹣7.3 4.59÷4.5÷0.2 2.7﹣2.6×0.5
7.49×9.9 48÷0.8×1.25 99×2.65+2.65
递等式计算(能简便的简便)
125×3.2×2.5 3.6×10.1 5.8×2.7+0.58×73
3.6+6.4×1.8 (1.48+3.02)÷(3.6×0.5) (36.7﹣4.9)×101﹣31.8.
试题篮
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