脱式计算. 12×(324-285)÷26 (50×54一900)÷18 8.37+5.95一(6.52+3.44)
问题描述:
脱式计算.
12×(324-285)÷26 | (50×54一900)÷18 | 8.37+5.95一(6.52+3.44) |
答
(1)12×(324-285)÷26,
=12×39÷26,
=468÷26,
=18;
(2)(50×54-900)÷18,
=(2700-900)÷18,
=1800÷18,
=100;
(3)8.37+5.95-(6.52+3.44),
=8.37+5.95-9.96,
=14.32-9.96,
=4.36.