Subtract Fractions With Like Denominators

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Front

What does it mean for fractions to have like denominators?

Back

Fractions have like denominators when they share the same denominator, allowing for straightforward addition or subtraction.

Front

How do you subtract fractions with like denominators?

Back

To subtract fractions with like denominators, subtract the numerators and keep the denominator the same. For example, a/b - c/b = (a-c)/b.

Front

What is the result of 5/7 - 4/7?

Back

1/7

Front

What is the result of 13/17 - 6/17?

Back

7/17

Front

What is the result of 45/90 - 5/90?

Back

4/9

Front

What is the result of 55/100 - 50/100?

Back

1/20

Front

What is the result of 25/30 - 13/30?

Back

2/5

Front

How do you simplify a fraction?

Back

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

Front

What is the greatest common divisor (GCD)?

Back

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