脱式计算(能简算的要简算)216+384+404+796154-(54+98)17×25×4160-60÷2420÷35237-58+163-242.-数学

题目简介

脱式计算(能简算的要简算)216+384+404+796154-(54+98)17×25×4160-60÷2420÷35237-58+163-242.-数学

题目详情

脱式计算(能简算的要简算)
216+384+404+796154-(54+98)17×25×4
160-60÷2420÷35237-58+163-242.
题型:解答题难度:中档来源:不详

答案

(1)216+384+404+796,
=(216+384)+(404+796),
=600+1200,
=1800;

(2)154-(54+98),
=154-54-98,
=100-98,
=2;

(3)17×25×4,
=17×(25×4),
=17×100,
=1700;

(4)160-60÷2,
=160-30,
=130;

(5)420÷35,
=(420÷7)÷(35÷7),
=60÷5,
=12;

(6)237-58+163-242,
=(237+163)-(58+242),
=400-300,
=100.

更多内容推荐