用竖式计算,带※的要验算.※36×43=208×56=※720×42=480×50=※28×123=202×80

2025-05-01 12:14:10
推荐回答(1个)
回答1:

(1)※36×43=1548

验算:

(2)208×56=11648

(3)※720×42=30240

验算:

(4)480×50=24000

(5)※28×123=3444

验算:

(6)202×80=16160