Divide mixed numbers

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/2.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

Convert the mixed number 3 1/4 to an improper fraction.

Back

3 1/4 = (3 * 4 + 1) / 4 = 13/4.

Front

What is the first step in dividing mixed numbers?

Back

Convert the mixed numbers to improper fractions.

Front

How do you divide fractions?

Back

Multiply by the reciprocal of the divisor.

Front

What is the reciprocal of 2/3?

Back

The reciprocal of 2/3 is 3/2.

Front

Divide the mixed number 2 1/2 by 1 1/3.

Back

2 1/2 = 5/2 and 1 1/3 = 4/3; (5/2) ÷ (4/3) = (5/2) * (3/4) = 15/8 or 1 7/8.

Front

What is a common mistake when dividing mixed numbers?

Back

A common mistake is forgetting to convert to improper fractions before dividing.

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms.

Front

How do you simplify the fraction 8/12?

Back

Divide both the numerator and denominator by their greatest common divisor, which is 4; 8/12 = 2/3.