早教吧 育儿知识 作业答案 考试题库 百科 知识分享

怎样简便就怎样计算.44×(511-14)125×3.2×2.56×14+13÷4-19×0.257.38-(1.57+2.38)

题目详情
怎样简便就怎样计算.
44×(
5
11
-
1
4

125×3.2×2.5
1
4
+13÷4-19×0.25
7.38-(1.57+2.38)
怎样简便就怎样计算.
44×(
5
11
-
1
4

125×3.2×2.5
1
4
+13÷4-19×0.25
7.38-(1.57+2.38)

5
11
-
1
4

125×3.2×2.5
1
4
+13÷4-19×0.25
7.38-(1.57+2.38)
5
11
511551111
1
4

125×3.2×2.5
1
4
+13÷4-19×0.25
7.38-(1.57+2.38)
1
4
141144

1
4
+13÷4-19×0.25
7.38-(1.57+2.38)
1
4
141144
▼优质解答
答案和解析
(1)44×(511-14)=44×511-44×14=20-11=9;(2)125×3.2×2.5=125×(4×0.8)×2.5=(125×0.8)×(4×2.5)=100×10=1000;(3)6×14+13÷4-19×0.25=6×0.25+13×0.25-19×0.25=(6+13-19)×0.25=0×0.25...