Adding Rational Numbers

At midnight, the temperature was 40 degrees Fahrenheit.  By 6:00 a.m., it had dropped 5 degrees Fahrenheit and by noon, it had increased by 11 degrees Fahrenheit.  What was the temperature at noon?

• 86 degrees
• 46 degrees
• 14 degrees
• 12 degrees

Olivia had planned to walk 5⅞ miles on Wednesday.  If she walked 2⅗ miles in the morning, how far would she need to walk in the afternoon?

• 7 1/2 miles
• 15 10/13 miles
• 3 11/40 miles
• 2 1/3 miles

-1.5 + 5

• 5.5
• 3.5
• 1.1
• 1.9

-9.25 + 7

• -0.75
• -2.25
• 13.25
• -13.25

5.7 + -18 + -5.7

• 21
• 3
• -18
• 15

-14 + 9 + 13

• 8
• 33
• -9
• -33

-½ + -⅔

• 3/5
• -1 1/6
• 1
• 3/5

-10⅚ + 2⅕

• -8 19/30
• 11 1/30
• -10 6/11
• 10 6/11

-3.782 + -0.24

• 3.373
• 2.893
• --4.022
• -2.893

6 + -¾

• 1
• -1
• 5 1/4
• 1/2