Addition within 100 - regrouping

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is regrouping in addition?

Back

Regrouping is when you rearrange numbers to make addition easier, especially when the sum exceeds 10.

Front

What is the sum of 61 + 37?

Back

The sum of 61 + 37 is 98.

Front

What is the sum of 49 + 85?

Back

The sum of 49 + 85 is 134.

Front

What is the sum of 83 + 39?

Back

The sum of 83 + 39 is 122.

Front

What is the sum of 42 + 80?

Back

The sum of 42 + 80 is 122.

Front

What does 'Show All Totals' mean?

Back

'Show All Totals' means to write down all the parts of the addition to see the total clearly.

Front

What does 'New Groups Above' mean in addition?

Back

'New Groups Above' means to carry over numbers to the next column when the sum exceeds 10.

Front

What does 'New Groups Below' mean in addition?

Back

'New Groups Below' means to write the carried number below the line in the next column.

Front

If you add 30 + 20, what is the sum?

Back

The sum of 30 + 20 is 50.