Addition and Subtraction review

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 taking one number away from another.

Front

What does it mean to 'subtract the tens'?

Back

It means to take away the value of the tens place from a number.

Front

What is the sum of 7 and 4?

Back

11

Front

What is the sum of 4 and 6?

Back

10

Front

What is 83 minus 19?

Back

64

Front

If Mrs. Smith has 12 donuts and buys 25 more, how many does she have now?

Back

37

Front

What is a 'tens' place in a number?

Back

The tens place is the second digit from the right in a number, representing how many groups of ten are in that number.

Front

What is a 'ones' place in a number?

Back

The ones place is the first digit from the right in a number, representing how many single units are in that number.

Front

What is the difference between 10 and 3?

Back

7