Divide Unit Fractions and Whole Numbers

Front

What is a unit fraction?

Back

A unit fraction is a fraction where the numerator is 1 and the denominator is a positive integer, such as 1/2, 1/3, or 1/4.

Front

How do you divide a whole number by a unit fraction?

Back

To divide a whole number by a unit fraction, multiply the whole number by the denominator of the fraction. For example, 7 ÷ 1/3 = 7 * 3 = 21.

Front

What is the quotient in division?

Back

The quotient is the result of dividing one number by another.

Front

What is the formula for dividing a fraction by a whole number?

Back

To divide a fraction by a whole number, multiply the denominator of the fraction by the whole number. For example, 1/4 ÷ 5 = 1/(4*5) = 1/20.

Front

If you have 1/2 of a pizza and share it with 5 friends, how much does each friend get?

Back

Each friend gets 1/10 of the pizza.

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, dividing by 1/4 is the same as multiplying by 4.

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 1/3 is 3/1.

Front

How do you find the quotient of 3 ÷ 1/4?

Back

To find the quotient, multiply 3 by the reciprocal of 1/4, which is 4. So, 3 ÷ 1/4 = 3 * 4 = 12.

Front

What is the result of 4 ÷ 1/4?

Back

The result is 16, because 4 * 4 = 16.

Front

What is the relationship between division and multiplication?

Back

Division is the inverse operation of multiplication. If a * b = c, then c ÷ b = a.