Adding and Subtracting Rational Numbers

The length of a board is  $2\frac{5}{8}$  feet long. If 5/6 is trimmed off, find the new length.

•  $3\frac{11}{24}$  

•  $1\frac{19}{24}$  

• 43/24

•  $2\frac{35}{24}$  

Tags

CCSS.7.NS.A.1C

During a recent two-day snowstorm, it snowed  $6\frac{1}{8}$  inches on the first day and  $8\frac{6}{12}$  inches on the second day. Find the total snowfall.

•  $14\frac{15}{24}$  

•  $14\frac{5}{8}$  
  

•  $14\frac{7}{20}$  
  

• 117/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

 Natalie is baking a cake and cookies for her daughter's class party. She needs  $1\frac{2}{3}$ cups of milk for the cake and 1/2 cup for the cookies. If she has 3 cups of milk total, how much will she have left?

•  $5\frac{1}{6}$  

•  $2\frac{1}{6}$  

• 13/6

• 5/6

Tags

CCSS.7.NS.A.1C

 $-3\frac{1}{4}$  + 1/2 =

• -11/4

• 11/4

•  $2\frac{3}{4}$  

•  $-2\frac{3}{4}$  
  

Tags

CCSS.7.NS.A.1C

Order the numbers from least to greatest.

• -.73, 8/11, -.72, 7/10

• -.73, -.72, 7/10, 8/11

• 8/11, 7/10, -.72, -.73

• -.72, -.73, 7/10, 8/11

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

-.07 _ -.007

• >

• <

• =

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

12.73 + (-9.208) =

• -3.522

• 3.522

• 3.52

• -3.52

Tags

CCSS.7.NS.A.1C

-5/6 - ( $-3\frac{2}{4}$ ) =  

•  $\frac{8}{3}$  
  

•  $-\frac{8}{3}$  
  

•  $2\frac{2}{3}$  
  

•  $-2\frac{2}{3}$  

Tags

CCSS.7.NS.A.1C

 $3\frac{2}{15}\ -\ \left(-2\ \frac{2}{10}\right)\ =$  

•  $5\frac{10}{30}$  
  

•  $5\frac{1}{3}$  
  

• 160/30

• 16/3

Tags

CCSS.7.NS.A.1C

6/7 - 2/6 =

• 22/42

• 4

• 11/21

• -11/21

Tags

CCSS.7.NS.A.1C