(-4)x(-9)x0.25x(-3)
1个回答
关注
展开全部
您好,(-4)×(-9)×0.5×(-3)=-4×9×0.5×3 =-54
咨询记录 · 回答于2022-09-29
(-4)x(-9)x0.25x(-3)
(-4)x(-9)x0.25x(-3)这道题怎么写?
您好,(-4)×(-9)×0.5×(-3)=-4×9×0.5×3 =-54
括号9/10-1/15括号×30
(9/10-1/15)×30 =9/10×30-1/15×30 =27-2 =25