Adding Rational Numbers

 $\frac{1}{2}+\left(-\frac{1}{2}\right)$  

•  $-\frac{1}{4}$  

•  $\frac{1}{4}$  

• 0

•  $\frac{1}{2}$  

Tags

CCSS.7.NS.A.1B

 $-2.5\ +\ \left(-3\right)$  

• 0.5

• -0.5

• 5.5

• -5.5

Tags

CCSS.7.NS.A.1C

 $-7\ +\ 4\frac{1}{2}$  

•  $-11\frac{1}{2}$  

•  $11\frac{1}{2}$  

•  $-2\frac{1}{2}$  

•  $2\frac{1}{2}$  

Tags

CCSS.7.NS.A.1C

 $p+\left(-p\right)=0$  

• True

• False

Tags

CCSS.7.NS.A.1B

 $5+\left(-8.5\right)$  

• 3.5

• -3.5

• 13.5

• -13.5

Tags

CCSS.7.NS.A.1C

What is the additive inverse of -6.5?

Tags

CCSS.7.NS.A.1B

A football team loses 8 yards on their first play and then gains 4.5 yards on their second play. What is the overall increase or decrease in yards?

• 12.5

• -12.5

• 3.5

• -3.5

Tags

CCSS.7.NS.A.1C