Mastering Rational Number Operations

Front

What is a rational number?

Back

Front

How do you add two fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert each fraction, and then add the numerators.

Front

What is the process for subtracting fractions?

Back

To subtract fractions, find a common denominator, convert each fraction, and then subtract the numerators.

Front

How do you multiply two fractions?

Back

Front

What is the rule for dividing fractions?

Back

Front

What is a mixed number?

Back

Front

How do you convert an improper fraction to a mixed number?

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator and express the remainder as a fraction.

Front

What is the least common multiple (LCM)?

Back

The least common multiple (LCM) of two or more numbers is the smallest number that is a multiple of each of the numbers.

Front

What is the greatest common divisor (GCD)?

Back

The greatest common divisor (GCD) of two or more numbers is the largest number that divides each of the numbers without leaving a remainder.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common divisor (GCD).