Numbers

Front

What is a number?

Back

A number is a mathematical object used to count, measure, and label.

Front

What is counting?

Back

Counting is the action of finding the total number of items in a set.

Front

What is the smallest whole number?

Back

The smallest whole number is 0.

Front

What comes after 1?

Back

The number that comes after 1 is 2.

Front

What is addition?

Back

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

Front

What is the symbol for addition?

Back

The symbol for addition is +.

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What is the symbol for subtraction?

Back

The symbol for subtraction is -.

Front

What is a number line?

Back

A number line is a straight line that represents numbers in order.

Front

What is the number before 5?

Back

The number before 5 is 4.