Question

2.5x4.6+0.25x46。

Answer 1

原式=2.5×4.6+2.5×4.6

=2×2.5×4.6

=23

Answer 2

简便计算2.5×4.6+0.25×46
解题思路：不能进行简便运算的按顺序计算，简便运算核心是运用加法和乘法各种定律进行计算，计算出整数部分方便后续计算的过程
解题过程：

2.5×4.6+0.25×46

=4.6×（2.5+2.5）

=4.6×5

=23

存疑请追问，满意请采纳

Answer 3

2.5x4.6+0.25x46
=2.5x4.6+0.25x10x4.6
=2.5x4.6+2.5x4.6
=4.6x（2.5+2.5）
=4.6x5
=23

Answer 4

2.5×4.6+0.25×46=2.5×4.6+2.5×4.6=11.5+11.5=23

Answer 5

可以简便，用乘法分配率等于2.5x（4.6+4.6）