Integers and Rational Numbers Review

Front

What are integers?

Back

Integers are whole numbers that can be positive, negative, or zero. Examples include -3, -2, -1, 0, 1, 2, 3.

Front

What is the opposite of a number?

Back

The opposite of a number is the same number with a different sign. For example, the opposite of 1/2 is -1/2.

Front

How do you order numbers from fastest to slowest?

Back

To order times from fastest to slowest, arrange them from the smallest to the largest value. For example, 13.9, 14.0, 14.2, 14.8, 15.3.

Front

What does the symbol '<' mean?

Back

The symbol '<' means 'less than'. For example, -1.8 < 0.8 means -1.8 is less than 0.8.

Front

What does the symbol '>' mean?

Back

The symbol '>' means 'greater than'. For example, 5 > 3 means 5 is greater than 3.

Front

What does the symbol '=' mean?

Back

The symbol '=' means 'equal to'. For example, 2 + 2 = 4 means 2 plus 2 is equal to 4.

Front

What are rational numbers?

Back

Rational numbers are numbers that can be expressed as a fraction of two integers, where the denominator is not zero. Examples include 1/2, -3/4, and 5.

Front

What is a whole number?

Back

Whole numbers are non-negative integers, including zero. Examples are 0, 1, 2, 3, etc.

Front

What are natural numbers?

Back

Natural numbers are positive integers starting from 1. Examples are 1, 2, 3, 4, etc.

Front

How do you find the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. For example, | -3 | = 3 and | 3 | = 3.