SSAT Middle Level Math : How to add fractions

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

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Example Questions

Example Question #19 : Decompose A Fraction Into A Sum Of Fractions: Ccss.Math.Content.4.Nf.B.3b

\(\displaystyle \frac{11}{12}\) is equal to which of the options below? 

 

Possible Answers:

\(\displaystyle \frac{3}{12}+\frac{4}{12}\)

\(\displaystyle \frac{3}{12}+\frac{4}{12}+\frac{4}{12}\)

\(\displaystyle \frac{4}{12}+\frac{4}{12}\)

\(\displaystyle \frac{3}{12}+\frac{3}{12}\)

\(\displaystyle \frac{3}{12}+\frac{1}{12}+\frac{4}{12}\)

Correct answer:

\(\displaystyle \frac{3}{12}+\frac{4}{12}+\frac{4}{12}\)

Explanation:

When we add fractions, we have to have common denominators and we only add the numerators. 

\(\displaystyle \frac{3}{12}+\frac{4}{12}+\frac{4}{12}=\frac{11}{12}\)

Example Question #141 : How To Add Fractions

\(\displaystyle \frac{8}{12}\) is equal to which of the options below? 

 

Possible Answers:

\(\displaystyle \frac{1}{12}+\frac{4}{12}\)

\(\displaystyle \frac{3}{12}+\frac{2}{12}+\frac{4}{12}\)

\(\displaystyle \frac{3}{12}+\frac{1}{12}+\frac{4}{12}\)

\(\displaystyle \frac{4}{12}+\frac{1}{12}+\frac{4}{12}\)

\(\displaystyle \frac{3}{12}+\frac{1}{12}\)

Correct answer:

\(\displaystyle \frac{3}{12}+\frac{1}{12}+\frac{4}{12}\)

Explanation:

When we add fractions, we have to have common denominators and we only add the numerators. 

\(\displaystyle \frac{3}{12}+\frac{1}{12}+\frac{4}{12}=\frac{8}{12}\)

Example Question #142 : How To Add Fractions

\(\displaystyle \frac{13}{14}\) is equal to which of the options below? 

Possible Answers:

\(\displaystyle \frac{7}{14}+\frac{6}{14}+\frac{1}{14}\)

\(\displaystyle \frac{7}{14}+\frac{6}{14}\)

\(\displaystyle \frac{7}{14}+\frac{5}{14}\)

\(\displaystyle \frac{6}{14}+\frac{6}{14}\)

\(\displaystyle \frac{7}{14}+\frac{7}{14}\)

Correct answer:

\(\displaystyle \frac{7}{14}+\frac{6}{14}\)

Explanation:

When we add fractions, we have to have common denominators and we only add the numerators. 

\(\displaystyle \frac{7}{14}+\frac{6}{14}=\frac{13}{14}\)

Example Question #23 : Build Fractions From Unit Fractions

\(\displaystyle \frac{7}{14}\) is equal to which of the options below? 

 

Possible Answers:

\(\displaystyle \frac{2}{14}+\frac{1}{14}+\frac{5}{14}\)

\(\displaystyle \frac{5}{14}+\frac{1}{14}+\frac{4}{14}\)

\(\displaystyle \frac{2}{14}+\frac{1}{14}+\frac{4}{14}\)

\(\displaystyle \frac{2}{14}+\frac{3}{14}+\frac{4}{14}\)

\(\displaystyle \frac{2}{14}+\frac{1}{14}+\frac{2}{14}\)

Correct answer:

\(\displaystyle \frac{2}{14}+\frac{1}{14}+\frac{4}{14}\)

Explanation:

When we add fractions, we have to have common denominators and we only add the numerators. 

\(\displaystyle \frac{2}{14}+\frac{1}{14}+\frac{4}{14}=\frac{7}{14}\)

Example Question #23 : Build Fractions From Unit Fractions

\(\displaystyle \frac{5}{8}\) is equal to which of the options below? 

 

Possible Answers:

\(\displaystyle \frac{2}{8}+\frac{2}{8}\)

\(\displaystyle \frac{2}{8}+\frac{1}{8}\)

\(\displaystyle \frac{7}{8}+\frac{1}{8}\)

\(\displaystyle \frac{5}{8}+\frac{2}{8}\)

\(\displaystyle \frac{1}{8}+\frac{2}{8}+\frac{2}{8}\)

Correct answer:

\(\displaystyle \frac{1}{8}+\frac{2}{8}+\frac{2}{8}\)

Explanation:

When we add fractions, we have to have common denominators and we only add the numerators. 

\(\displaystyle \frac{1}{8}+\frac{2}{8}+\frac{2}{8}=\frac{5}{8}\)

Example Question #25 : Build Fractions From Unit Fractions

\(\displaystyle 4\frac{3}{8}\) is equal to which of the options below? 

 

Possible Answers:

\(\displaystyle 1\frac{2}{8}+2\frac{1}{8}\)

\(\displaystyle 2\frac{2}{8}+2\frac{2}{8}\)

\(\displaystyle 2\frac{3}{8}+2\frac{1}{8}\)

\(\displaystyle 2\frac{2}{8}+2\frac{1}{8}\)

\(\displaystyle 2\frac{2}{8}+3\frac{1}{8}\)

Correct answer:

\(\displaystyle 2\frac{2}{8}+2\frac{1}{8}\)

Explanation:

When we add mixed numbers, we add whole numbers to whole numbers, and fractions to fractions.

Don't forget, when we add fractions, we have to have common denominators and we only add the numerators. 

 

\(\displaystyle 2\frac{2}{8}+2\frac{1}{8}=4\frac{3}{8}\)

Example Question #26 : Build Fractions From Unit Fractions

\(\displaystyle 7\frac{7}{9}\) is equal to which of the options below? 

 

Possible Answers:

\(\displaystyle 3\frac{2}{9}+4\frac{5}{9}\)

\(\displaystyle 3\frac{1}{9}+4\frac{5}{9}\)

\(\displaystyle 3\frac{2}{9}+4\frac{6}{9}\)

\(\displaystyle 3\frac{2}{9}+4\frac{5}{9}+\frac{1}{9}\)

\(\displaystyle 4\frac{2}{9}+4\frac{5}{9}\)

Correct answer:

\(\displaystyle 3\frac{2}{9}+4\frac{5}{9}\)

Explanation:

When we add mixed numbers, we add whole numbers to whole numbers, and fractions to fractions.

Don't forget, when we add fractions, we have to have common denominators and we only add the numerators. 

\(\displaystyle 3\frac{2}{9}+4\frac{5}{9}=7\frac{7}{9}\)

Example Question #27 : Build Fractions From Unit Fractions

\(\displaystyle 11\frac{5}{8}\) is equal to which of the options below? 

Possible Answers:

\(\displaystyle 4\frac{1}{8}+2\frac{2}{8}+6\frac{2}{8}\)

\(\displaystyle 4\frac{1}{8}+1\frac{2}{8}+6\frac{3}{8}\)

\(\displaystyle 4\frac{1}{8}+1\frac{2}{8}+6\frac{2}{8}\)

\(\displaystyle 4\frac{2}{8}+1\frac{2}{8}+6\frac{2}{8}\)

\(\displaystyle 4\frac{1}{8}+1\frac{2}{8}+5\frac{2}{8}\)

Correct answer:

\(\displaystyle 4\frac{1}{8}+1\frac{2}{8}+6\frac{2}{8}\)

Explanation:

When we add mixed numbers, we add whole numbers to whole numbers, and fractions to fractions.

Don't forget, when we add fractions, we have to have common denominators and we only add the numerators. 

\(\displaystyle 4\frac{1}{8}+1\frac{2}{8}+6\frac{2}{8}=11\frac{5}{8}\)

Example Question #111 : Number & Operations: €”Fractions

\(\displaystyle 21\frac{7}{8}\) is equal to which of the options below? 

Possible Answers:

\(\displaystyle 7\frac{2}{8}+7\frac{1}{8}+7\frac{4}{8}\)

\(\displaystyle 9\frac{2}{8}+7\frac{1}{8}+7\frac{4}{8}\)

\(\displaystyle 7\frac{2}{8}+8\frac{1}{8}+7\frac{4}{8}\)

\(\displaystyle 7\frac{2}{8}+6\frac{1}{8}+7\frac{4}{8}\)

\(\displaystyle 7\frac{2}{8}+5\frac{1}{8}+5\frac{4}{8}\)

Correct answer:

\(\displaystyle 7\frac{2}{8}+7\frac{1}{8}+7\frac{4}{8}\)

Explanation:

When we add mixed numbers, we add whole numbers to whole numbers, and fractions to fractions.

Don't forget, when we add fractions, we have to have common denominators and we only add the numerators. 

\(\displaystyle 7\frac{2}{8}+7\frac{1}{8}+7\frac{4}{8}=21\frac{7}{8}\)

Example Question #112 : Number & Operations: €”Fractions

\(\displaystyle 14\frac{6}{10}\) is equal to which of the options below? 

Possible Answers:

\(\displaystyle 3\frac{2}{10}+6\frac{2}{10}+6\frac{2}{10}\)

\(\displaystyle 3\frac{1}{10}+6\frac{2}{10}+5\frac{2}{10}\)

\(\displaystyle 3\frac{1}{10}+6\frac{2}{10}+6\frac{2}{10}\)

\(\displaystyle 3\frac{2}{10}+6\frac{2}{10}+5\frac{2}{10}\)

\(\displaystyle 3\frac{2}{10}+6\frac{3}{10}+5\frac{2}{10}\)

Correct answer:

\(\displaystyle 3\frac{2}{10}+6\frac{2}{10}+5\frac{2}{10}\)

Explanation:

When we add mixed numbers, we add whole numbers to whole numbers, and fractions to fractions.

Don't forget, when we add fractions, we have to have common denominators and we only add the numerators. 

\(\displaystyle 3\frac{2}{10}+6\frac{2}{10}+5\frac{2}{10}=14\frac{6}{10}\)

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