0.46×72+4.6×2.8用简便算法
答案:6 悬赏:70 手机版
解决时间 2021-03-20 20:09
- 提问者网友:不要迷恋哥
- 2021-03-20 11:49
0.46×72+4.6×2.8用简便算法
最佳答案
- 五星知识达人网友:妄饮晩冬酒
- 2021-03-20 12:55
0.46×72+4.6×2.8 提取公因子
0.46×(72+10×2.8)
=0.46×(72+28)
=0.46×100
=46
0.46×(72+10×2.8)
=0.46×(72+28)
=0.46×100
=46
全部回答
- 1楼网友:低血压的长颈鹿
- 2021-03-20 17:45
0.46×2.8+72×0.046=0.46×2.8+7.2×0.46=0.46×(2.8+7.2)=0.46x10=4.6
- 2楼网友:由着我着迷
- 2021-03-20 17:32
图
- 3楼网友:三千妖杀
- 2021-03-20 16:25
0.46×72+4.6×2.8用简便算法
=4.6x7.2+4.6x2.8
=4.6x(7.2+2.8)
=4.6x10
=46
=4.6x7.2+4.6x2.8
=4.6x(7.2+2.8)
=4.6x10
=46
- 4楼网友:舊物识亽
- 2021-03-20 15:12
原式=46追答原式
=4.6×7.2+4.6×2.8
=4.6×(7.2+2.8)
=4.6×10
=46
=4.6×7.2+4.6×2.8
=4.6×(7.2+2.8)
=4.6×10
=46
- 5楼网友:纵马山川剑自提
- 2021-03-20 14:19
=4.6×7.2+4.6X2.8
=4.6X(7.2+2.8)
=4.6X10
=46
=4.6X(7.2+2.8)
=4.6X10
=46
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