Multiplying Fractions 5.NF.4 Review

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

What does it mean to multiply fractions?

Back

Multiplying fractions means to find a part of a part. You multiply the numerators together and the denominators together.

Front

What is the formula for multiplying two fractions?

Back

If you have two fractions a/b and c/d, the product is (a * c) / (b * d).

Front

What is 3/10 x 2/5?

Back

3/10 x 2/5 = (3*2)/(10*5) = 6/50 = 3/25.

Front

What is 1/3 x 2/4?

Back

1/3 x 2/4 = (1*2)/(3*4) = 2/12 = 1/6.

Front

What is 6/12 simplified?

Back

6/12 simplifies to 1/2.

Front

What is 6/15 simplified?

Back

6/15 simplifies to 2/5.

Front

What is 8/25?

Back

8/25 is already in its simplest form.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common divisor (GCD).

Front

What is the greatest common divisor (GCD)?

Back

The GCD is the largest number that divides both the numerator and the denominator without leaving a remainder.