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3.3×0.52列竖式

3.2乘0.5的竖式 3.2×0.5=1.60

①3.26×0.52=1.6952;②1.57÷3.9≈0.40③6.5×2.05=13.325;④0.756÷0.18=4.2;⑤70.7÷21=3.3?6.

结果为7.36

3.3×0.08×12.5简便方法竖式 =3.3×(0.08×12.5) =3.3×1 =3.3

对 就是 260 × 3 ——— 780

23/3.3 = 6.9696....

0.73×2.5=1.8253.2×O.28≈0.912.5×0.52=6.50.065×45≈2.9

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