(-5/8)x(-4)^2-0.25x(-5)x(-4) 计算
问题描述：
(-5/8)x(-4)^2-0.25x(-5)x(-4) 计算
答
(-5/8)x(-4)^2-0.25x(-5)x(-4)
=-5/8x16-0.25x20
=-10-5
=-15
答
=-5/8×16-0.25×4×5
=-10-1×5
=-15