Addition with regrouping

Front

What is addition with regrouping?

Back

Addition with regrouping is a method used when the sum of two digits in a column is 10 or more. You carry over the extra value to the next column.

Front

What do you do when the sum of the ones place is 10 or more?

Back

You regroup by carrying over 1 to the tens place and writing down the remaining value in the ones place.

Front

What is 44 + 46?

Back

90

Front

What is 14 + 33?

Back

47

Front

What is 46 + 27?

Back

73

Front

What is 56 + 65?

Back

121

Front

What is 99 + 99?

Back

198

Front

How do you add 56 + 65 using regrouping?

Back

Add the ones: 6 + 5 = 11. Write down 1 and carry over 1 to the tens. Then add the tens: 5 + 6 + 1 = 12. So, 56 + 65 = 121.

Front

What is the first step in addition with regrouping?

Back

Line up the numbers by place value (ones, tens, hundreds) before adding.

Front

What is the purpose of regrouping in addition?

Back

To ensure that the sum is calculated correctly when the total exceeds 9 in any column.