Common Core: 4th Grade Math : Understand a Fraction a/b as a Multiple of 1/b: CCSS.Math.Content.4.NF.B.4a

Study concepts, example questions & explanations for Common Core: 4th Grade Math

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Example Questions

Example Question #632 : Common Core Math: Grade 4

\displaystyle 7\times\frac{1}{7}=

Possible Answers:

\displaystyle \frac{7}{7}=1

\displaystyle \frac{10}{7}=1\frac{3}{7}

\displaystyle \frac{9}{7}=1\frac{2}{7}

\displaystyle \frac{6}{7}

\displaystyle \frac{8}{7}=1\frac{1}{7}

Correct answer:

\displaystyle \frac{7}{7}=1

Explanation:

\displaystyle 7\times\frac{1}{7} means the same thing as adding \displaystyle \frac{1}{7} seven times.

On our number line, we can make \displaystyle 7 jumps of \displaystyle \frac{1}{7}

7 7 number line

Example Question #633 : Common Core Math: Grade 4

\displaystyle 2\times\frac{1}{8}= 

Possible Answers:

\displaystyle \frac{6}{8}

\displaystyle \frac{5}{8}

\displaystyle \frac{4}{8}

\displaystyle \frac{2}{8}

\displaystyle \frac{3}{8}

Correct answer:

\displaystyle \frac{2}{8}

Explanation:

\displaystyle 2\times\frac{1}{8} means the same thing as adding \displaystyle \frac{1}{8} two times.

On our number line, we can make \displaystyle 2 jumps of \displaystyle \frac{1}{8}

2 8 number line

Example Question #1811 : Ssat Middle Level Quantitative (Math)

\displaystyle 4\times\frac{1}{8}=

Possible Answers:

\displaystyle \frac{1}{8}

\displaystyle \frac{3}{8}

\displaystyle \frac{5}{8}

\displaystyle \frac{2}{8}

\displaystyle \frac{4}{8}

Correct answer:

\displaystyle \frac{4}{8}

Explanation:

\displaystyle 4\times\frac{1}{8} means the same thing as adding \displaystyle \frac{1}{8} four times.

On our number line, we can make \displaystyle 4 jumps of \displaystyle \frac{1}{8}

4 8 number line

Example Question #635 : Common Core Math: Grade 4

\displaystyle 6\times\frac{1}{8}=

Possible Answers:

\displaystyle \frac{7}{8}

\displaystyle \frac{6}{8}

\displaystyle \frac{8}{8}=1

\displaystyle \frac{9}{8}=1\frac{1}{8}

\displaystyle \frac{10}{8}=1\frac{2}{8}

Correct answer:

\displaystyle \frac{6}{8}

Explanation:

\displaystyle 6\times\frac{1}{8} means the same thing as adding \displaystyle \frac{1}{8} six times.

On our number line, we can make \displaystyle 6 jumps of \displaystyle \frac{1}{8}

6 8 number line

Example Question #641 : Common Core Math: Grade 4

\displaystyle 3\times\frac{1}{10}=

Possible Answers:

\displaystyle \frac{5}{10}

\displaystyle \frac{7}{10}

\displaystyle \frac{3}{10}

\displaystyle \frac{4}{10}

\displaystyle \frac{6}{10}

Correct answer:

\displaystyle \frac{3}{10}

Explanation:

\displaystyle 3\times\frac{1}{10} means the same thing as adding \displaystyle \frac{1}{10} three times.

On our number line, we can make \displaystyle 3 jumps of \displaystyle \frac{1}{10}

3 10 number line

Example Question #642 : Common Core Math: Grade 4

\displaystyle 5\times\frac{1}{10}= 

Possible Answers:

\displaystyle \frac{5}{10}

\displaystyle \frac{9}{10}

\displaystyle \frac{6}{10}

\displaystyle \frac{7}{10}

\displaystyle \frac{8}{10}

Correct answer:

\displaystyle \frac{5}{10}

Explanation:

\displaystyle 5\times\frac{1}{10} means the same thing as adding \displaystyle \frac{1}{10} five times.

On our number line, we can make \displaystyle 5 jumps of \displaystyle \frac{1}{10}

5 10 number line

Example Question #101 : Build Fractions From Unit Fractions

\displaystyle 7\times\frac{1}{10}= 

Possible Answers:

\displaystyle \frac{7}{10}

\displaystyle \frac{5}{10}

\displaystyle \frac{4}{10}

\displaystyle \frac{6}{10}

\displaystyle \frac{3}{10}

Correct answer:

\displaystyle \frac{7}{10}

Explanation:

\displaystyle 7\times\frac{1}{10} means the same thing as adding \displaystyle \frac{1}{10} seven times.

On our number line, we can make \displaystyle 7 jumps of \displaystyle \frac{1}{10}

7 10 number line

Example Question #1151 : Numbers And Operations

\displaystyle 2\times\frac{1}{12}= 

Possible Answers:

\displaystyle \frac{3}{12}

\displaystyle \frac{2}{12}

\displaystyle \frac{1}{12}

\displaystyle \frac{4}{12}

\displaystyle \frac{5}{12}

Correct answer:

\displaystyle \frac{2}{12}

Explanation:

\displaystyle 2\times\frac{1}{12} means the same thing as adding \displaystyle \frac{1}{12} two times.

On our number line, we can make \displaystyle 2 jumps of \displaystyle \frac{1}{12}

2 12 number line

Example Question #151 : How To Multiply Fractions

\displaystyle 4\times\frac{1}{12}= 

Possible Answers:

\displaystyle \frac{3}{12}

\displaystyle \frac{6}{12}

\displaystyle \frac{5}{12}

\displaystyle \frac{4}{12}

\displaystyle \frac{2}{12}

Correct answer:

\displaystyle \frac{4}{12}

Explanation:

\displaystyle 4\times\frac{1}{12} means the same thing as adding \displaystyle \frac{1}{12} four times.

On our number line, we can make \displaystyle 4 jumps of \displaystyle \frac{1}{12}

4 12 number line

Example Question #1151 : Numbers And Operations

\displaystyle 6\times\frac{1}{12}= 

Possible Answers:

\displaystyle \frac{6}{12}

\displaystyle \frac{2}{12}

\displaystyle \frac{5}{12}

\displaystyle \frac{3}{12}

\displaystyle \frac{4}{12}

Correct answer:

\displaystyle \frac{6}{12}

Explanation:

\displaystyle 6\times\frac{1}{12} means the same thing as adding \displaystyle \frac{1}{12} six times.

On our number line, we can make \displaystyle 6 jumps of \displaystyle \frac{1}{12}

6 12 number line

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