0.5X2.5X12.5X128简便计算怎么算?

2024-11-30 19:04:57
推荐回答(1个)
回答1:

=0.5×2.5×12.5×(4×4×8)
=0.5×4×2.5×4×12.5×8
=2×10×100
=2000