题目内容
【题目】4.83×0.59+0.41×1.59-0.324×5.9
(346-10)÷16-12
【答案】原式=0.483×5.9-0.324×5.9+0.41×1.59
=5.9×(0.483-0.324)+0.41×1.59
=5.9×0.159+0.41×1.59
=1.59×(0.59+0.41)
=1.59×1
=1.59
(346-10)÷16-12
=336÷16-12
=21-12
=9
【解析】有些题目,可以根据运算顺序和数字特征,选择合理、灵活的方法运算。
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