Can you solve this equation?

Some numbers are in front of you, there's an equation and there's a simple solution. 1 + 4 = 5 + 5 = 12 3 + 6 = 21 How much is it? 8 + 11 =? The solution is: 8 + 11 = 40 How does this result: 1 + 4 = 5 (5) + 2 + [...]
Some numbers are in front of you, there's an equation and there's a simple solution.
1 + 4 = 5
2 + 5 = 12
3 + 6 = 21
How much is it?
8 + 11 =?
The solution is 8 + 11 = 40
How does this result come about:
1 + 4 = 5
(5) + 2 + 5 = 12
(12) + 3 + 6 = 21
(21) + 8 + 11 = 40












