3.5x99+3.5x0.1简便计算

3.5x99+3.5x0.1简便计算
2025-05-01 01:57:16
推荐回答(1个)
回答1:

3.5x99+3.5x0.1

=3.5x(99+0.1)
=3.5x(100 -1 +0.1
=350 -3.5 + 0.35
=346.85