题目内容

脱式计算。
(1)72÷(73-72÷72) (2)(120-28×3)÷4 (3)820÷20+46×5
(4)5×(65-3600÷72) (5)4200÷(17×6-32) (6)(56-27)×(72÷8)
(1)72÷(73-72÷72)
  =72÷72
  =1
(2)(120-28×3)÷4
  =36÷4
  =9
(3)820÷20+46×5
  =41+230
  =271
(4)5×(65-3600÷72)
  =5×(65-50)
  =75
(5)4200÷(17×6-32)
  =4200÷70
  =60
(6)(56-27)×(72÷8)
  =29×9
  =261
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网