Multiply and Divide Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Front

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together. For example, (a/b) x (c/d) = (a*c)/(b*d).

Front

How do you divide fractions?

Back

To divide fractions, multiply by the reciprocal of the second fraction. For example, (a/b) ÷ (c/d) = (a/b) x (d/c).

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction is obtained by flipping the numerator and denominator. For example, the reciprocal of 3/4 is 4/3.

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms, where the numerator and denominator have no common factors other than 1.

Front

What is the result of 1/4 ÷ 5?

Back

1/20.

Front

What is the result of 6 ÷ 1/5?

Back

30.

Front

What is 1 1/2 x 1 3/4?

Back

2 5/8.

Front

If Danilsa has ½ cup of butter and pours it into 3 cartons, what equation represents the fraction in each carton?

Back

1/2 ÷ 3 = C.

Front

What is the first step in dividing fractions?

Back

Identify the reciprocal of the divisor (the second fraction).