Column addition

Numbers can be added together using the column method. This involves writing one number underneath the other.

Example

What is \(343 + 315\)?

Units column, 3+5=8

Start from the ones column: 3 + 5 = 8

curriculum-key-fact
If the two numbers in a place value column add up to a number greater than 9, you must carry a digit.

Example

What is \(343 + 329\)?

Units column, 3+9=12

Start from the ones column: 3 + 9 = 12, place a 2 in the ones column and carry 10 to the tens column by placing a 1

Question

Using column addition, work out the value of \(427 + 363\).

Example of column addition (427 + 363)

The answer is 790.