计算,能简算的要简算. 200-(132+1080÷36) 4.7+9.69-5.46 &n...
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....
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.
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(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.
=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.
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