Answers

2015-07-09T16:43:50+08:00
Addion is an operation of math that lets us add numbers
Example:
8+2=10
As you see Eight is added by Two is equal to Ten
0
2015-07-09T18:18:09+08:00
Add the numbers by numbers for example:
1+1=2

0
Addition is an operation of math that lets us add number.