25×39×4怎样简便验算,谢谢大家

2024-11-23 12:35:07
推荐回答(3个)
回答1:

=25X4X39
=100X39
=3900

望采纳

回答2:

25乘以4等于100,在乘以39等于3900

回答3:

25x4x39