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计算,能简算的要简算.200-(132+1080÷36)4.7+9.69-5.4699×39+39520-3000÷75×672×1255000÷8÷125.

题目详情
计算,能简算的要简算.
200-(132+1080÷36) 4.7+9.69-5.46            99×39+39
520-3000÷75×6                 72×125                  5000÷8÷125.
▼优质解答
答案和解析
(1)200-(132+1080÷36)
=200-(132+30)
=200-162
=38;

(2)4.7+9.69-5.46 
=14.39-5.46
=8.93;

(3)99×39+39
=(99+1)×39
=100×39
=3900;

(4)520-3000÷75×6
=520-40×6
=520-240
=280;

(5)72×125
=9×(8×125)
=9×1000
=9000;

(6)5000÷8÷125
=5000÷(8×125)
=5000÷1000
=5.