120x74十260x12
答案:6 悬赏:70 手机版
解决时间 2021-02-17 20:50
- 提问者网友：风月客
- 2021-02-17 07:14
120x74十260x12
最佳答案
- 五星知识达人网友：大漠
- 2021-02-17 08:20
=120×74+26×120
=（74+26）×120
=100×120
=12000
=（74+26）×120
=100×120
=12000
全部回答
- 1楼网友：污到你湿
- 2021-02-17 13:46
120×74+26×10×12=120×74+120×26=120×（74+26）=120×100=12000
- 2楼网友：春色三分
- 2021-02-17 12:22
120x74十260x12
=12x740+260x12
=12x(740+260)
=12x1000
=12000
=12x740+260x12
=12x(740+260)
=12x1000
=12000
- 3楼网友：不如潦草
- 2021-02-17 11:03
可以把260×12写成120×26 然后乘法分配律计算
- 4楼网友：底特律间谍
- 2021-02-17 10:54
120x74+260x12
=120x74+(2x120+20)x12
=120x74+120x24 + 20x12
=120x(74+24) + 240
=120x(100-2) + 240
=12x100 - 120x2 +240
=1200
=120x74+(2x120+20)x12
=120x74+120x24 + 20x12
=120x(74+24) + 240
=120x(100-2) + 240
=12x100 - 120x2 +240
=1200
- 5楼网友：十鸦
- 2021-02-17 09:18
120x74十260x12
120x74十260x12
=120x74十26X120
=（74十26）X120
=100x120
=12000
120x74十260x12
=120x74十26X120
=（74十26）X120
=100x120
=12000
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