递等式可简便要简便计算(三)
(6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8
(58+37)÷(64-9×5) 812-700÷(9+31×11)
(3.2×1.5+2.5)÷1.685+14×(14+208÷26)
120-36×4÷18+35 9.72×1.6-18.305÷7
3.2×(1.5+2.5)÷1.60.8×[(10-6.76)÷1.2]
递等式可简便要简便计算(四)
19.4×6.1×245.67×0.2-0.62
18.1×0.92+3.9324+0.875×99
0.4×0.7×0.2545.6-1.6÷4
5.38+7.85-5.3746.7÷0.8-1.2×5
6-1.19×3-0.4347.6.5×(4.8-1.2×4)
递等式可简便要简便计算(五)
0.68×1.9+0.32×1.91983×21+21×3017
297×999 5×0.3×0.2
5.2×6-10 6.8-0.8×4
9.8-0.6+3.20.6×0.5×1.13
8.25+2.4×0.5 12.8-4.8×0.25
递等式可简便要简便计算(六)
20×1.95-1.87.5+2.5×5.2
102×0.45 4.3×0.25×0.4
50.8×101-50.87.8×0.36-0.64×7.8
8×0.9×1.25 0.4×(2.5+25)
2.4+7.6×3.414.25×14.6-4.25×14.6
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