-3.61x0.75+0.61x3分之4+(-0.2)x75%
答案:2 悬赏:20
解决时间 2021-03-20 23:21
- 提问者网友:几叶到寒
- 2021-03-20 14:40
-3.61x0.75+0.61x3分之4+(-0.2)x75%
最佳答案
- 二级知识专家网友:洎扰庸人
- 2021-03-20 15:38
-3.61x0.75+0.61x3分之4+(-0.2)x75%
=-3.61×0.75+0.61×0.75-0.2×0.75
=(-3.61+0.61-0.2)×0.75
=-3.2×0.75
=-3.2×3/4
=-0.8×3
=-2.4
=-3.61×0.75+0.61×0.75-0.2×0.75
=(-3.61+0.61-0.2)×0.75
=-3.2×0.75
=-3.2×3/4
=-0.8×3
=-2.4
全部回答
- 1楼网友:神鬼未生
- 2021-03-20 16:14
-3.61x0.75+0.61x3分之4+(-0.2)x75%
=-3.61x0.75+0.61x0.75-0.2x0.75
=0.75x(-3.61+0.61-0.2)
=0.75x(-3.2)
=-2.4
=-3.61x0.75+0.61x0.75-0.2x0.75
=0.75x(-3.61+0.61-0.2)
=0.75x(-3.2)
=-2.4
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