32.8乘91減16.4乘92減17.5乘65.6 簡便計算,急需!
題目:
32.8乘91減16.4乘92減17.5乘65.6 簡便計算,急需!
解答:
32.8乘91減16.4乘92減17.5乘65.6
=32.8乘91減32.8乘46減35乘32.8
=32.8×(91-46-35)
=32.8×10
=328
題目:
32.8乘91減16.4乘92減17.5乘65.6 簡便計算,急需!
解答:
32.8乘91減16.4乘92減17.5乘65.6
=32.8乘91減32.8乘46減35乘32.8
=32.8×(91-46-35)
=32.8×10
=328
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