big sums

2 + 1 is 3 isn’t it? cough cough, that was the hoover again, 2+3 is 5 isn’t it, there we go, 6+2, a hard one, 6+2, got 6 in my head, 6, 7, oh i know what it is... 8! I’ve got a butterfly – 8!
3+2 is like 2+3 and 3+2, 3+2 has to be 5, now 2+2 is 4, 1+2 is 3
2, 4, 4..... oh yes!