㈠ 用簡便方法計算35乘98
35X98
=35X(100-2)
=35X100-35X2
=3500-70
=3430
㈡ 35×98的簡便計算
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㈢ 35乘98用簡便方法怎樣算
35乘98用簡便
=35x(100-2)
=3500-70
=3430
㈣ 98×35的簡便計算
將式中的98替換成100-2,就可以進行簡便計算了:
98×35
=(100-2)×35
=100×35-2×35
=3500-70
=3430
㈤ 35✘98的簡便方法怎麼寫
35×98
=35×(100-2)
=35×100-35×2
=3500-70
=3430