ISEE Middle Level Math : How to find the decimal equivalent of a fraction

Study concepts, example questions & explanations for ISEE Middle Level Math

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Example Questions

Example Question #200 : Numbers And Operations

Which is equivalent to \(\displaystyle \frac{12}{60}\)?

Possible Answers:

\(\displaystyle .30\)

\(\displaystyle .20\)

\(\displaystyle .80\)

\(\displaystyle .48\)

Correct answer:

\(\displaystyle .20\)

Explanation:

Divide:

\(\displaystyle 12\div 60=.20\)

Answer: \(\displaystyle .20\)

Example Question #201 : Numbers And Operations

Which is equivalent to \(\displaystyle \frac{15}{50}\)?

Possible Answers:

\(\displaystyle .30\)

\(\displaystyle .15\)

\(\displaystyle .70\)

\(\displaystyle .35\)

Correct answer:

\(\displaystyle .30\)

Explanation:

Divide: \(\displaystyle 15 \div 50=.30\)

Answer: \(\displaystyle .30\)

Example Question #201 : Numbers And Operations

Which is equivalent to \(\displaystyle \frac{30}{75}\)?

Possible Answers:

\(\displaystyle .30\)

\(\displaystyle .45\)

\(\displaystyle .40\)

\(\displaystyle .50\)

Correct answer:

\(\displaystyle .40\)

Explanation:

Divide: \(\displaystyle 30\div 75=.40\)

Answer: \(\displaystyle .40\)

Example Question #202 : Numbers And Operations

What is the equivalent of \(\displaystyle \frac{48}{60}\)?

Possible Answers:

\(\displaystyle .48\)

\(\displaystyle 48\div 60=.80\)

\(\displaystyle .08\)

\(\displaystyle .60\)

\(\displaystyle .80\)

Correct answer:

\(\displaystyle .80\)

Explanation:

Divide:

\(\displaystyle 48\div 60=.80\)

Answer: \(\displaystyle .80\)

Example Question #203 : Numbers And Operations

What is the equivalent of \(\displaystyle \frac{72}{80}\)?

Possible Answers:

\(\displaystyle .72\)

9

\(\displaystyle .90\)

\(\displaystyle .45\)

Correct answer:

\(\displaystyle .90\)

Explanation:

Divide:

\(\displaystyle 72\div 80=.90\)

Answer: \(\displaystyle .90\)

Example Question #204 : Numbers And Operations

What is the equivalent of \(\displaystyle \frac{16}{80}\)?

Possible Answers:

\(\displaystyle .02\)

\(\displaystyle .80\)

\(\displaystyle .20\)

\(\displaystyle .16\)

Correct answer:

\(\displaystyle .20\)

Explanation:

Divide:

\(\displaystyle 16\div 80=.20\)

Answer: \(\displaystyle .20\)

Example Question #205 : Numbers And Operations

Find the equivalent of \(\displaystyle \frac{6}{20}\).

Possible Answers:

\(\displaystyle .60\)

\(\displaystyle .40\)

\(\displaystyle .20\)

\(\displaystyle .30\)

Correct answer:

\(\displaystyle .30\)

Explanation:

To find the equivalent divide:

\(\displaystyle 6\div 20=.30\)

Answer:The equivalent is \(\displaystyle .30\)

Example Question #206 : Numbers And Operations

Find the equivalent of \(\displaystyle \frac{16}{40}\).

Possible Answers:

\(\displaystyle 40\)

\(\displaystyle .04\)

\(\displaystyle .40\)

\(\displaystyle .16\)

Correct answer:

\(\displaystyle .40\)

Explanation:

To find the equivalent divide:

\(\displaystyle 16\div 40=.40\)

Answer:The equivalent is \(\displaystyle .40\)

Example Question #1095 : Isee Middle Level (Grades 7 8) Mathematics Achievement

Find the decimal equivalent of \(\displaystyle \frac{15}{30}\).

Possible Answers:

\(\displaystyle .15\)

\(\displaystyle .50\)

\(\displaystyle .25\)

\(\displaystyle .1\)

\(\displaystyle .30\)

Correct answer:

\(\displaystyle .50\)

Explanation:

To find the decimal equivalent, divide the numerator by the denominator:

\(\displaystyle 15\div 30=.50\)

Alternatively, you might notice that 15 is half of 30 and skip the actual division.

Answer: The decimal equivalent is \(\displaystyle .50\).

Example Question #207 : Numbers And Operations

Find the decimal equivalent of \(\displaystyle \frac{18}{90}\).

Possible Answers:

\(\displaystyle 20\)

\(\displaystyle .3\)

\(\displaystyle .90\)

\(\displaystyle .20\)

\(\displaystyle .18\)

Correct answer:

\(\displaystyle .20\)

Explanation:

To find the decimal equivalent, divide the numerator by the denominator:

\(\displaystyle 18\div 90=.20\)

Answer: The decimal equivalent is \(\displaystyle .20\).

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