问题
解答题
计算: (1)24+5×6; (2)40-(50-14×3); (3)3.8+15×(1-
(4)(4.2+16
|
答案
(1)原式=24+30=54;
(2)原式=40-(50-42)=40-8=32;
(3)原式=3.8+15×0.6=12.8;
(4)原式=(4.2+2.1)×
=1.5.5 21
计算: (1)24+5×6; (2)40-(50-14×3); (3)3.8+15×(1-
(4)(4.2+16
|
(1)原式=24+30=54;
(2)原式=40-(50-42)=40-8=32;
(3)原式=3.8+15×0.6=12.8;
(4)原式=(4.2+2.1)×
=1.5.5 21