46x38+55x38-38简便计算

46x38+55x38-38简便计算
2025-01-05 12:54:43
推荐回答(2个)
回答1:

=38×(46+55-1)
=38×100
=3800

回答2:

46x38+55x38-38
=46x38+55x38-1X38
=(46+55-1)X38
=100X38
=3800