2 câu trả lời
`3 + 18 + 209 + 5 + 1 + 207`
`= (3 + 207) + (209 + 1) + (5 + 18)`
`= 210 + 210 + 23`
`= 420 + 23`
`= 443`
`3 + 18 + 209 + 5 + 1 + 207`
`= (207 + 3) + (209 + 1) + 18 + 5`
`= 210 + 210 + 18 + 5`
`= 420 + 23`
`= 443`
Gửi bạn!
`3 + 18 + 209 + 5 + 1 + 207`
`= (3 + 207) + (209 + 1) + (5 + 18)`
`= 210 + 210 + 23`
`= 420 + 23`
`= 443`
`3 + 18 + 209 + 5 + 1 + 207`
`= (207 + 3) + (209 + 1) + 18 + 5`
`= 210 + 210 + 18 + 5`
`= 420 + 23`
`= 443`
Gửi bạn!
