0.25x0.25x……0.25(10个0.25)x4x4x……x4(12个4)简便计算
问题描述:
0.25x0.25x……0.25(10个0.25)x4x4x……x4(12个4)简便计算
答
(0.25×4)×10x4x4
0.25x0.25x……0.25(10个0.25)x4x4x……x4(12个4)简便计算
(0.25×4)×10x4x4