Adding Rational Numbers

 $\frac{7}{10}+\left(-\frac{9}{10}\right)$  

•  $\frac{1}{10}$  

•  $-\frac{1}{5}$  

•  $-\frac{3}{5}$  

•  $-\frac{3}{10}$  

 $\frac{8}{15}+\left(-\frac{6}{15}\right)$  

•  $\frac{13}{15}$  

•  $-\frac{2}{5}$  

•  $\frac{2}{15}$  

•  $-1\frac{1}{3}$  

• 2.27

• -3.07

• 14.63

• -15.23

 $-\frac{3}{7}+\frac{4}{5}$  

• $1\frac{8}{35}$

• $-\frac{17}{35}$

• $-\frac{9}{35}$

• $\frac{13}{35}$

4.75 + (-5.25)

• -0.5
• -1.00
• 0.25
• 1.50

-16.75 + 12.15

• -3.75

• 2.90

• -27.80

• -4.60

A recipe calls for 1/2 cup of sugar and 1/3 cup of cinnamon. What is the measure of the two ingredients combined?

• 5/6 cup
• 2/5 cup
• 1/6 cup
• 1/5 cup

• -21

• -27.7

• -26.8

• 22

• 1

• -2