Justify Your Answer

[Mangele]

[Dudu1]

@Mangele

…

44

[MakunaHertata]

@Mangele

…

45?

1+4 = 5 … 1*(1+4)
2+5 = 12… 2*(1+5)
3+6 = 21… 3*(1+6)
5+8= 45… 5*(1+8)

[Mangele]

My answer is 34

5 + 7 = 12

12 + 9 = 21

21 + 13 = 34

[MakunaHertata]

@Mangele

…
My answer is 34
5 + 7 = 12
12 + 9 = 21
21 + 13 = 34

I noticed this pattern too.