101x482-48脱式简便计算

2025-04-26 02:58:32
推荐回答(1个)
回答1:

原式应该是:
101x482-482
=(101-1)x482
=100x482
=48200

或者是:
101x48-48
=(101-1)x48
=100x48
=4800

供参考。