Fractions Add Subtract Multiply Divide

Front

What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a ratio of two integers, with a numerator (top number) and a denominator (bottom number).

Front

How do you multiply fractions?

Back

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

Front

What is the result of multiplying 5 x 10/3?

Back

50/3

Front

How do you multiply a whole number by a fraction?

Back

Multiply the whole number by the numerator of the fraction and keep the denominator the same. For example, 5 x (10/3) = (5*10)/3 = 50/3.

Front

How do you multiply two fractions?

Back

Multiply the numerators and multiply the denominators. For example, (4/9) × (3/8) = (4*3)/(9*8) = 12/72 = 1/6 after simplification.

Front

What is the result of multiplying 4/9 × 3/8?

Back

1/6

Front

How do you add fractions with different denominators?

Back

Find a common denominator, convert the fractions, and then add the numerators. For example, to add 4/7 + 2/3, the common denominator is 21.

Front

What is the result of adding 4/7 + 2/3?

Back

26/21

Front

How do you subtract fractions?

Back

To subtract fractions, find a common denominator, convert the fractions, and then subtract the numerators.

Front

What is the result of subtracting 5/8 - 1/4?

Back

3/8