怎样简便怎样算.
(1)2.04+1.96﹣0.35 (2)20.78﹣5.4﹣4.6 (3)25×32×125
(4)8.2×99+8.2 (5)4×4.78×0.25 (6)0.65×99
(7)21.36÷08﹣12.9 (8)1.2×2.5+0.8×2.5 (9)102×0.45.
怎样简便怎样算.
(1)2.04+1.96﹣0.35 (2)20.78﹣5.4﹣4.6 (3)25×32×125
(4)8.2×99+8.2 (5)4×4.78×0.25 (6)0.65×99
(7)21.36÷08﹣12.9 (8)1.2×2.5+0.8×2.5 (9)102×0.45.
试题篮
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