Multiplying and Dividing Rationals

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

How do you multiply two fractions?

Back

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

Front

What is the product of 3/5 and 2/3?

Back

The product is 2/5.

Front

How do you divide fractions?

Back

To divide fractions, multiply the first fraction by the reciprocal of the second fraction. For example, (a/b) ÷ (c/d) = (a/b) * (d/c).

Front

What is the reciprocal of 4/5?

Back

The reciprocal of 4/5 is 5/4.

Front

What is 6 ÷ ⅔?

Back

6 ÷ ⅔ = 9.

Front

What is the result of multiplying 1/4 by 2/5?

Back

The result is 2/20, which simplifies to 1/10.

Front

What is the mixed number equivalent of 77/6?

Back

The mixed number equivalent is 12 5/6.

Front

How do you simplify the fraction 2/18?

Back

2/18 simplifies to 1/9.

Front

What is the product of 1/2 and 3/4?

Back

The product is 3/8.