2.5×12.5×32-614的简便计算方法
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2.5×12.5×32-614的简便计算方法
2.5×12.5×32-614用简便计算怎样计算?请回答,
2.5×12.5×32-614用简便计算怎样计算?请回答,
![2.5×12.5×32-614的简便计算方法](/uploads/image/z/5341960-64-0.jpg?t=2.5%C3%9712.5%C3%9732-614%E7%9A%84%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%E6%96%B9%E6%B3%95)
2.5×12.5×32-614
=2.5×4×12.5×8-614
=10×100-614
=1000-614
=386
=2.5×4×12.5×8-614
=10×100-614
=1000-614
=386