0.26×9.9×2.6的简便运算是什么?

2024-12-02 06:28:34
推荐回答(1个)
回答1:

0.26+9.9×2.6
=2.6×0.1+9.9×2.6
=2.6×(0.1+9.9)
=2.6×10
=26