99×126的简便方法

2025-04-30 10:46:02
推荐回答(2个)
回答1:

99×126=(100-1)×126
=100×126-1×126
=12600-126
=12474

回答2:

99x126
=(100-1)x126
=100x126-1x126
=12600-126
=12474