早教吧 育儿知识 作业答案 考试题库 百科 知识分享

计算下面各题,能简算的要简算.540-(148+47)÷13125×8835×1023.82+2.9+0.18+9.1.

题目详情
计算下面各题,能简算的要简算.
540-(148+47)÷13          
125×88
35×102                     
3.82+2.9+0.18+9.1.
▼优质解答
答案和解析
(1)540-(148+47)÷13   
=540-195÷13
=540-15
=525

(2)125×88
=125×8×11
=1000×11
=11000

(3)35×102  
=35×(100+2)
=35×100+35×2
=3500+70
=3570

(4)3.82+2.9+0.18+9.1
=(3.82+0.18)+(2.9+9.1)
=4+12
=16