lO3x12,而简便运算? 125x24x12的简便计算
更新时间:2022-03-09 20:49:42 • 作者:IAN •阅读 3274
125X12的简便计算?
乘法结合律:
125×12
=125×4×3
=500×3
=1500
103x12的简便运算?
103x12
=(100+3)x12
=100x12+3x12
=1200+36
=1236
103x12用简便运算计算
103×12
=100×12+3×12
=1200+36
=1236
125×12用简便计算怎么算
125*12
=125*4*3
=500*3
=1500