能简便的用简便方法计算.
600÷25÷4 156×63+156×36
40×13×0.25 14.27﹣9.62﹣4.38
4.57×0.39+5.43×0.39 4.9×99+4.9
能简便的用简便方法计算.
600÷25÷4 156×63+156×36
40×13×0.25 14.27﹣9.62﹣4.38
4.57×0.39+5.43×0.39 4.9×99+4.9
试题篮
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