Addition ~ with regrouping

Front

What is addition?

Back

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

Front

What does regrouping mean in addition?

Back

Regrouping in addition means rearranging groups of ten to make adding easier, especially when the sum of a column exceeds ten.

Front

What is the sum of 27 and 15?

Back

The sum of 27 and 15 is 42.

Front

How do you add 48 and 36 using regrouping?

Back

1. Add the ones: 8 + 6 = 14. Write down 4 and carry over 1. 2. Add the tens: 4 + 3 + 1 (carried over) = 8. The answer is 84.

Front

What is a carry in addition?

Back

A carry is a value that is transferred to the next column when the sum of a column exceeds ten.

Front

What is the first step in adding two-digit numbers with regrouping?

Back

The first step is to add the numbers in the ones place.

Front

If you have 59 + 27, what do you do first?

Back

First, add the ones: 9 + 7 = 16. Write down 6 and carry over 1.

Front

What is the result of 75 + 29?

Back

The result of 75 + 29 is 104.

Front

How do you check your addition?

Back

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

Front

What is the importance of place value in addition?

Back

Place value helps us understand the value of each digit in a number, which is crucial for accurate addition.