Question

2.6×3+7.4×3简便运算怎么算

Answer 1

2.6×3+7.4×3简便运算怎么算

2.6x3+7.4x3
=3x(2.6+7.4)
=3x10
=30

7.4÷0.125+2.6×8 简便运算

7.4÷0.125+2.6×8
=7.4×8+2.6×8
=(7.4+2.6)×8
=10*8=80

（2.6+7.4）÷2×5简便运算

（2.6+7.4）÷2×5
=10÷2×5
=5×5
=25
此题按顺序计算简便。

2.6*7.4 0.26*25 0.026*10简便运算

=0.026×740+0.026×250+0.026×10
=0.026×(740+250+10)
=0.026×1000
=26

2.6×7.4 0.26×51 26×0.02简便运算

2.6*7.4+0.26*51+26*0.02
=2.6*7.4+2.6*5.1+2.6*0.2
=2.6*（7.4+5.1+0.2）
=2.6*12.7
=33.02

8.4÷2.6十8.4÷7.4的简便运算

8.4÷2.6十8.4÷7.4
=8.4÷(2.6+7.4)
=8.4÷10
=0.84

1.83一2.6十8.17一7.4简便运算

1.83一2.6十8.17一7.4
=（1.83+8.17）-（2.6+7.4）
=10-10
=0

2.6×7.4加0.26×25加0.026×10简便运算

2.6×7.4+0.26×25+0.026×10
=0.26×74+0.26×25+0.26×1
=0.26×(74+25+1)
=0.26×100
=26

怎么简便运算7.4+0.24-7.4+0.024

原式=7.4-7.4+0.24+0.024
=0+0.24+0.024
=0.264

简便运算:2.6+8乘0.5乘3

2.6+8乘0.5乘3
=2.6+4x3
=2.6+12
=14.6
朋友，请采纳正确答案，你们只提问，不采纳正确答案，回答都没有劲！
朋友，请【采纳答案】，您的采纳是我答题的动力，如果没有明白，请追问。谢谢。