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脱式计算下面各题.(466-25×4)÷6(43+32)÷(357-352)24.9+40.6-42.5440.98-(87.4+161.57)

题目详情
脱式计算下面各题.
(466-25×4)÷6      
(43+32)÷(357-352)
 24.9+40.6-42.5     
 440.98-(87.4+161.57)
▼优质解答
答案和解析
(1)(466-25×4)÷6  
=(466-100)÷6
=366÷6
=61;
  
(2)(43+32)÷(357-352)
=75÷5
=15;

 (3)24.9+40.6-42.5 
=65.5-42.5
=23;
    
(4)440.98-(87.4+161.57)
=440.98-248.97
=192.01.