12×36+120×42+12×220怎样简算
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解决时间 2021-02-11 12:16
- 提问者网友：伴风望海
- 2021-02-11 04:45
12×36+120×42+12×220怎样简算
最佳答案
- 五星知识达人网友：低血压的长颈鹿
- 2021-02-11 05:02
12×36+120×42+12×220
=12x36+12x10x42+12x220
=12x36+12x420+12x220
=12x(36+440+220)
=12x696
=12x(700-4)
=12x700-12x4
=8400-48
=8400-50+2
=8352
=12x36+12x10x42+12x220
=12x36+12x420+12x220
=12x(36+440+220)
=12x696
=12x(700-4)
=12x700-12x4
=8400-48
=8400-50+2
=8352
全部回答
- 1楼网友：污到你湿
- 2021-02-11 06:42
12×360+120×42+12×220
=12X(360+420+220)
=12X1000
=12000
=12X(360+420+220)
=12X1000
=12000
- 2楼网友：独钓一江月
- 2021-02-11 06:02
简便方法计算如下
12×36+120×42+12×220
=12x36+12x10x42+12x220
=12x36+12x420+12x220
=12x(36+440+220)
=12x696
=12x(700-4)
=12x700-12x4
=8400-48
=8400-50+2
=8352
12×36+120×42+12×220
=12x36+12x10x42+12x220
=12x36+12x420+12x220
=12x(36+440+220)
=12x696
=12x(700-4)
=12x700-12x4
=8400-48
=8400-50+2
=8352
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