0.4×0.75+5.8×0.75-0.75简便运算
答案:3 悬赏:20 手机版
解决时间 2021-02-13 16:58
- 提问者网友：眉目添风霜
- 2021-02-13 01:07
0.4×0.75+5.8×0.75-0.75简便运算
最佳答案
- 五星知识达人网友：躲不过心动
- 2021-02-13 02:06
0.4×0.75+5.8×0.75-0.75
=（0.4+5.8-1）×0.75
=5.2×0.75
=3.9
=（0.4+5.8-1）×0.75
=5.2×0.75
=3.9
全部回答
- 1楼网友：鸽屿
- 2021-02-13 04:34
0.4×0.75+5.8×0.75-0.75
=0.75x(0.4+5.8-1)
=0.75x5.2
=3.9
=0.75x(0.4+5.8-1)
=0.75x5.2
=3.9
- 2楼网友：十鸦
- 2021-02-13 03:01
=（0.4+5.8-1）*0.75
=5.2*0.75
=1.3*4*0.75
=1.3*3
=3.9
=5.2*0.75
=1.3*4*0.75
=1.3*3
=3.9
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