98×27+54的简便计算

2024-11-19 13:19:00
推荐回答(5个)
回答1:

98×27+54
=(100-2)27+54
=100×27-2×27+54
=2700-54+54
=2700

回答2:

98×27+54=100×27-2×27+54=100×27=2700

回答3:

98×27+54
=98×27+2×27
=27×(98+2)
=27×100
=2700

回答4:

(100-2)*27+54=100*27-2*24+54=2700-54+54=2700

回答5:

(100x27)-(2x27)+54=270-0=270