Real world problems
You buy a smoothie for $4.50 and a granola bar for $2.25. What is the total cost?
$6.25
You drink 1/4 gallon of lemonade and your friend drinks 1/3. How much lemonade is gone?
7/12
3.2+4.75
7.95
A football team gains 7 yards, then loses 12. What is the net change?
-5 yards
Evaluate: 12 − 5 + 3
10
Q: A temperature of 12°F drops by 17°F overnight. What is the new temperature?
–5°F
A recipe needs 3/5 cups of sugar, but you only have 1/4. how much more do you need?
7/20
12.5-8.63
3.87
A stock price changes by –3.5, then +4.25. What is the total change?
0.75
Evaluate: 4(2.5) − 3
7
You owe your friend $8.75 but pay back $5.50 today. How much do you still owe?
–3.25
A runner completes 2/3 mile each lap. How far is 5 laps?
10/3 or 3 1/3
A car travels 0.85 miles each minute for 12 minutes. How far does it go?
10.2 miles
The temperature is –6.5°C. It rises 4.75°C, then drops 3.25°C. What is the final temperature?
–5°C
Evaluate: 6 − (2.5 + 1.75)
1.75
A hiker descends 1.8 miles into a canyon, then climbs up 0.75 miles. What is her final elevation change?
–1.05 miles
A tank is 7/8 full. After using 1/3, what fraction remains?
13/24
Multiply 6.4 x 0.125
0.8
A submarine moves from –120 m to –87.5 m. How far did it rise?
32.5 meters
Evaluate: 3/4⋅8−2.5
3.5
A scuba diver is at –42.5 ft. She rises 18.75 ft, then descends 12.5 ft. What is her final depth?
-36.25 ft
A board is 4 1/2 ft long. You cut pieces that are 3/4 ft each. How many pieces can you make?
6 pieces
A $59.99 jacket is discounted by 18.75, then another 15.50. What is the final price?
$25.74
A video game score starts at –150. You earn 87.5, lose 42.25, then earn 19.75. What is your final score?
-85
Evaluate: 15−(4⋅3/2)+2.25
11.25