摘要:
鲁班书上下册【50道混合运算】65.(3.2×1.5+2.5)÷1.6(2.5-0.25)×0.49.16×1.5-0.5×9.163.6-3.6×0.557....
鲁班书上下册
【50道混合运算】
65.(3.2×1.5+2.5)÷1.6
(2.5-0.25)×0.49.16×1.5-0.5×9.163.6-3.6×0.5
57.0.69×1.9+0.32×1.9
鲁班书上下册
3.5×101-3.53.5×9.9+3.5×0.13.5×2.7+35×0.73
63.4÷2.5÷0.44.9÷1.43.9÷(1.3×5)
7.35÷(7.35×0.25)7.35÷(7.35÷0.25)7.325-(5.325+1.7)
52.32.52-(6+9.729÷3.2)×2.5
鲁班书上下册
15-10.75×0.4-5.7
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7.6×0.9+0.2×7.60.95×1990.25×9.5×4
鲁班书上下册
7.325-3.29-3.3257.325-(5.325+1.7)7.325-(5.325-1.7)
74.12×6÷7.2-6