Adding and Subtracting Fractions

Add up the fractions then simplify the answer if needed, convert any improper fractions to mixed fractions. $\frac{\text{3}}{4}\ +\ \frac{\text{7}}{12}\ =$  

•  $\frac{16}{\text{12}}$  

•  $\frac{4}{3}$  

•  $1\frac{1}{3}$  

•  $\frac{1}{3}$  

 $\frac{6}{7}\ +\ \frac{5}{21}\ =\$  

Add up the fractions then simplify the answer if needed, convert any improper fractions to mixed fractions.

•  $1\frac{2}{21}$  

•  $\frac{\text{21}}{\text{21}}$  

•  $\frac{20}{21}$  

• 1

 $\frac{23}{30}\ +\ \frac{2}{3}\ =\$  

Add up the fractions then simplify the answer if needed, convert any improper fractions to mixed fractions.

•  $\frac{43}{30}$  

•  $13\frac{\text{1}}{\text{30}}$  

•  $1\frac{13}{30}$  

• 1

 $\frac{37}{42}\ +\ \frac{15}{21}\ =\$  

Add up the fractions then simplify the answer if needed, convert any improper fractions to mixed fractions.

•  $1\frac{25}{42}$  

•  $1\frac{\text{25}}{\text{21}}$  

•  $\frac{67}{21}$  

•  $\frac{67}{42}$  
  

(Add up the fractions then simplify the answer if needed, convert any improper fractions to mixed fractions.)

Xander ordered pizza. So far, she has eaten  $\frac{3}{9}$  of the large pizza. Her dad has eaten  $\frac{1}{6}$  of the large pizza. How much of the pizza has been eaten so far?

•  $\frac{9}{18}$  

•  $\frac{1}{2}$  

•  $\frac{2}{3}$  

•  $1$  
  

Rachel rode her bike for one-fifth of a mile on Monday and two-fifths of a mile on Tuesday. How many miles did she ride altogether?

• $\frac{1}{5}mi$

• $\frac{2}{5}mi$

• $\frac{3}{5}mi$

• $\frac{4}{5}mi$

Stefanie swam four-fifths of a lap in the morning and seven-fifteenths of a lap in the evening. How much farther did Stefanie swim in the morning than in the evening?

• Stefanie swam five - fifteenths of a lap farther in the morning.

• Stefanie swam one-third of a lap farther in the morning.

• Stefanie swam one-fourth of a lap farther in the morning.

• Stefanie swam one-fifth of a lap farther in the morning.

t took Nick five-thirds of an hour to complete his math homework on Monday, three-fourths of an hour on Tuesday, and five-sixths of an hour on Wednesday. How many hours did he take to complete his homework altogether?

• It took Nick three and one-fourth hours to complete his homework altogether.

• It took Nick four and one-fourth hours to complete his homework altogether.

• It took Nick two and one-fourth hours to complete his homework altogether.

• It took Nick one and one-fourth hours to complete his homework altogether.

Dina added five-sixths of a bag of soil to her garden. Her neighbor Natasha added eleven-eighths bags of soil to her garden. How much more soil did Natasha add than Dina?

• Natasha added $\frac{15}{24}$ more bags of soil in her garden.

• Natasha added $\frac{13}{24}$ more bags of soil in her garden.

• Natasha added $\frac{1}{2}$ more bags of soil in her garden.

• Natasha added $\frac{3}{4}$ more bags of soil in her garden.

A warehouse has 12 and nine-tenths meters of tape in one area of the building, and eight and three-fifths meters of tape in another part. How much tape does the warehouse have in all?

• The warehouse has 21 and one-fifth meters of tape in all.

• The warehouse has 21 and one-fourth meters of tape in all.

• The warehouse has 21 and one-third meters of tape in all.

• The warehouse has 21 and one-half meters of tape in all.