ACT Math : How to divide decimals

Study concepts, example questions & explanations for ACT Math

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Example Questions

Example Question #1 : How To Divide Decimals

What is ?

Possible Answers:

Correct answer:

Explanation:

0.625 is equal to , while .25 is equal to . Dividing by fractions is the same as multiplying by the reciprocal of the divisor. Thus,    which equals , which simplifies to 2.5.

Example Question #2 : How To Divide Decimals

Divide:  

Possible Answers:

Correct answer:

Explanation:

Eliminate the decimal place on the denominator by moving the decimal place 2 spaces to the right.  Follow suit for the numerator.  The decimal place should also move the same number of units to the right.  Evaluate.

Example Question #3 : How To Divide Decimals

Divide:  

Possible Answers:

Correct answer:

Explanation:

Rewrite  so that both are in fraction form.

Convert the division sign to multiplication, and take the reciprocal of the 2nd term.

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