Question

2.46*0.8+1.23*0.4.怎么简算

Answer 1

2.46*0.8+1.23*0.4
=1.23x2x0.8+1.23x0.4
=1.23x（1.6+0.4）
=1.23x2
=2.46
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。

Answer 2

2.46*0.8+1.23*0.4.
=（1.23+1.23）×0.8+1.23×0.4
=1.23×0.8+1.23×0.8+1.23×0.4
=1.23×（0.8+0.8+0.4）
=1.23×2
=2.26

追答

=2.46

Answer 3

2.46*0.8+1.23*0.4.怎么简算
2.46*0.8+1.23*0.4
=2.46*0.8+1.23*2*0.2
=2.46*0.8+2.46*0.2
=2.46*（0.8+0.2）
=2.46*1=2.46

Answer 4

1.23*2*0.4*2+1.23*0.4
=1.23*（1.6+0.4）
=1.23*2
=2.46

希望能帮到你！您的采纳是我回答的动力！谢谢！

Answer 5

2.46*0.8+1.23*0.4
=4*1.23*0.4+1.23*0.4
=5*1.23*0.4
=1.23*2
=2.46