4th Grade Fractions

Front

What is a unit fraction?

Back

A unit fraction is a fraction where the numerator is 1 and the denominator is a positive integer, such as 1/2, 1/3, or 1/4.

Front

How do you decompose a fraction into unit fractions?

Back

To decompose a fraction, you can express it as a sum of unit fractions. For example, 4/5 can be decomposed into 1/5 + 1/5 + 1/5 + 1/5.

Front

What does it mean for two fractions to be equivalent?

Back

Two fractions are equivalent if they represent the same value, even if they have different numerators and denominators, like 1/2 and 3/6.

Front

How do you add fractions with the same denominator?

Back

To add fractions with the same denominator, keep the denominator the same and add the numerators. For example, 1/4 + 1/4 = 2/4.

Front

How do you add fractions with different denominators?

Back

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

Front

What is the sum of 3/4 and 3/4?

Back

The sum of 3/4 and 3/4 is 6/4, which can be simplified to 1 1/2.

Front

How do you subtract fractions?

Back

To subtract fractions, ensure they have the same denominator, then subtract the numerators while keeping the denominator the same.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 1 1/2.

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. The quotient is the whole number, and the remainder is the numerator of the fraction.

Front

What is the fraction of a whole?

Back

The fraction of a whole represents a part of a whole, such as 1/2 of a pizza.