126×16+126×82+126简便方法?

2025-06-20 16:40:59
推荐回答(5个)
回答1:

126x16+126ⅹ82+126 提取公因式126 ,原式=126ⅹ(16+82+1)=126X99=126x(100-1)=12600-126=12474

回答2:

126×16+126×82+126

=126×16+126×82+126×1

=126×(16+82+1)

=126×99

=126×(100-1)

=126×100-126×1

=12600-126

=12474

回答3:

126×16+126×82+126
=126×(16+82+1)
=126×99
=126×(100-1)
=126×100-126×1
=12600-126
=12474

回答4:

126x16+126x82+126
=126x(16+82+1)
=126x99
=126x(100-1)
=126x100-126
=12600-126
=12374

回答5: