Adding and Subtracting Fractions - Word Problems

Front

What is a fraction?

Back

A fraction represents a part of a whole. It is written as two numbers separated by a slash, like 1/2, where the top number (numerator) shows how many parts we have, and the bottom number (denominator) shows how many equal parts the whole is divided into.

Front

What does it mean to add fractions?

Back

Adding fractions means combining parts of a whole. To add fractions with the same denominator, keep the denominator the same and add the numerators. For example, 1/4 + 2/4 = 3/4.

Front

What does it mean to subtract fractions?

Back

Subtracting fractions means taking away parts of a whole. To subtract fractions with the same denominator, keep the denominator the same and subtract the numerators. For example, 3/4 - 1/4 = 2/4.

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert the fractions to equivalent fractions with that denominator, and then add the numerators.

Front

What is a word problem in math?

Back

A word problem is a math problem that is presented in the form of a story or real-life situation. It requires reading and understanding the context to solve it.

Front

How do you solve a word problem involving fractions?

Back

To solve a word problem involving fractions, read the problem carefully, identify the fractions involved, determine whether to add or subtract, and then perform the calculation.

Front

What is the numerator in a fraction?

Back

The numerator is the top number in a fraction that indicates how many parts we have.

Front

What is the denominator in a fraction?

Back

The denominator is the bottom number in a fraction that indicates how many equal parts the whole is divided into.

Front

If Dr. Stancil has 5/8 of a box of chocolate and eats 1/4, how do you find out how much is left?

Back

Convert 1/4 to eighths: 1/4 = 2/8. Then subtract: 5/8 - 2/8 = 3/8. So, 3/8 of the box is left.

Front

If Ms. Nealy walks 3/4 of a mile and then 1/8 of a mile, how do you add these fractions?

Back

Convert 3/4 to eighths: 3/4 = 6/8. Then add: 6/8 + 1/8 = 7/8. So, she walked 7/8 of a mile.