Addition and Subtraction

Front

What is addition?

Back

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

Front

What is subtraction?

Back

Subtraction is the process of finding the difference between two numbers by taking one number away from another.

Front

What is the sum of 43 and 32?

Back

75

Front

What is the sum of 12 and 25?

Back

37

Front

What is 10 less than 707?

Back

697

Front

What is 10 less than 100?

Back

90

Front

What is 763 - 67?

Back

696

Front

What does it mean to decompose a number?

Back

To decompose a number means to break it down into smaller parts or sums.

Front

How can you decompose 197?

Back

100 + 90 + 7 or 190 + 7.

Front

What is the total number of books if there are 43 non-fiction, 32 movie, 12 poetry, and 25 mystery books?

Back

112 books.