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, requiring you to carry over to the next column.

Front

What do you do when the sum of the digits in a column is 10 or more?

Back

You carry over 1 to the next column and write down the remainder.

Front

What is the sum of 12 and 9?

Back

21

Front

What is 531 + 273?

Back

804

Front

What addition problem does this number line represent?

Back

56 + 33

Front

What is 49 + 27?

Back

76

Front

What is the sum of 34 and 23?

Back

57

Front

How do you check your addition?

Back

You can check your addition by adding the numbers in a different order or by using subtraction.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals, used to represent numbers and perform operations.

Front

What does it mean to regroup in addition?

Back

Regrouping in addition means to rearrange numbers when their sum exceeds 10, allowing for easier calculation.