Dividing and multiplying 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

What does it mean to divide by a fraction?

Back

Dividing by a fraction is the same as multiplying by its reciprocal. For example, a ÷ (b/c) = a x (c/b).

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction 'a/b' is 'b/a'. It is obtained by flipping the numerator and denominator.

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 result of 1/4 ÷ 3?

Back

1/12.

Front

If Kendra needs 1/3 cup of nuts for a cake and has 8 cups, how many cakes can she make?

Back

24 cakes.

Front

What is 6 x 4/8?

Back

3.

Front

How do you find a fraction of a whole number?

Back

Multiply the whole number by the fraction. For example, to find 1/4 of 8, calculate 8 x 1/4 = 2.

Front

What is the result of 3/8 ÷ 4?

Back

3/32.