Chapter 7: Add and Subtract Fractions and Mixed Numbers

Front

What is a fraction?

Back

Front

What does it mean to add fractions with unlike denominators?

Back

You cannot directly add fractions with unlike denominators. You must first find a common denominator.

Front

How do you find a common denominator for two fractions?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators.

Front

What is a mixed number?

Back

Front

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

Back

Multiply the whole number by the denominator and add the numerator. Place this result over the original denominator.

Front

Back

Front

What is the process for subtracting fractions?

Back

To subtract fractions, ensure they have a common denominator, then subtract the numerators and keep the denominator the same.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide both the numerator and the denominator by their greatest common factor (GCF).

Front

What is the greatest common factor (GCF)?

Back

The GCF is the largest number that divides both the numerator and the denominator without leaving a remainder.

Front

Back