1554÷[(72-58)x3]简便计算?

2025-04-13 11:13:05
推荐回答(3个)
回答1:

脱式计算
1554÷[(72-58)x3]
=1554÷(14x3)
=1554÷3÷14
=518÷14
=37

回答2:

1554÷[(72-58)x3]
=1554÷[14x3]
=1554÷14÷3
=111÷3
=37

回答3:

1554÷(14ⅹ3)
=1554÷3÷14
=518÷14
=518÷2÷7
=259÷7
=37