Question

how do you add

Answer 1

add what

Answer 2

???

Answer 3

5+5=10

Answer 4

http://calculator.com/

Answer 5

1 2 3 4 5 6 7 8 9 10

Answer 6

http://www.webmath.com/k8ipadd.html

Answer 7

lol, it's basically grouping. Take the two groups and count BOTH of them.
2 groups of 2? count them and you get 4.
Also, I don't think you should be on here with your parents permission. :)

Answer 8

answers in the link. http://tinyurl.com/pfr5v6j

Answer 9

you mean without sylph