Addition with Regrouping

Front

What is Addition with Regrouping?

Back

Addition with regrouping is a method used to add numbers that require carrying over a value to the next column when the sum exceeds 9.

Front

What does it mean to 'carry over' in addition?

Back

'Carrying over' means when the sum of a column is 10 or more, you write down the last digit and carry the first digit to the next column.

Front

What is the sum of 494 and 313?

Back

807

Front

What is the sum of 126 and 171?

Back

297

Front

How do you round 11 to the nearest ten?

Back

11 rounds to 10 when rounding to the nearest ten.

Front

What is the sum of 11 and 16 after rounding to the nearest ten?

Back

30 (10 + 20 = 30)

Front

If a shop sold 145 donuts and has 45 left, how many did it start with?

Back

190 donuts.

Front

What is the sum of 207 and 238?

Back

445

Front

What is the first step in addition with regrouping?

Back

Align the numbers by their place values (ones, tens, hundreds).

Front

What do you do if the sum of the ones column is 10 or more?

Back

You write down the last digit and carry over the first digit to the tens column.