Math Review

Front

What are equivalent fractions?

Back

Fractions that represent the same value or proportion of a whole, even though they have different numerators and denominators. For example, 1/2, 2/4, and 4/8 are equivalent fractions.

Front

How do you find the unshaded fraction of a set?

Back

To find the unshaded fraction, count the number of unshaded parts and divide by the total number of parts in the set. Simplify the fraction if possible.

Front

What is the result of -5 + 4?

Back

-1

Front

What is the process for dividing fractions?

Back

To divide fractions, multiply the first fraction by the reciprocal of the second fraction. For example, 1/4 ÷ 2/5 = 1/4 × 5/2 = 5/8.

Front

What is a fraction in simplest form?

Back

A fraction is in simplest form when the numerator and denominator have no common factors other than 1. For example, 3/4 is in simplest form, but 6/8 can be simplified to 3/4.

Front

What is the definition of a numerator?

Back

The numerator is the top number of a fraction, representing how many parts of the whole are being considered.

Front

What is the definition of a denominator?

Back

The denominator is the bottom number of a fraction, representing the total number of equal parts the whole is divided into.

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). For example, to simplify 8/12, divide both by 4 to get 2/3.

Front

What is the sum of 1/3 and 2/6?

Back

1/3 + 2/6 = 1/3 + 1/3 = 2/3.

Front

What is the difference between a proper fraction and an improper fraction?

Back

A proper fraction has a numerator smaller than the denominator (e.g., 3/4), while an improper fraction has a numerator larger than or equal to the denominator (e.g., 5/4 or 4/4).