Adding
Question:
What is 7 + (−3)?
Answer:
4
Question:
What is 9 − 4?
Answer:
5
Question:
What is 6 × 4?
Answer:
24
The morning temperature is −5°F. By noon, it rises 7°F. What is the new temperature?
Answer:
2°F
A mountain climber descends –6 feet every hour for 3 hours. What is the total change in elevation?
Answer:
–18 feet
Question:
Find the sum: −8 + (−6).
Answer:
−14
Question:
Compute: 12 − (−3).
Answer:
15
Question:
Compute: −7 × 3.
Answer:
−21
Question:
Elena’s bank account starts with $12. She spends $18 on groceries. What is her new balance?
Answer:
−$6
Question:
A delivery truck loses –8 gallons of fuel per trip. If it makes 5 trips, what is the total fuel change?
Answer:
–40 gallons
Question:
Evaluate: −12 + (+7).
Answer:
−5
Question:
Evaluate: −7 − 5.
Answer:
−12
Question:
Evaluate: −8 × (−5).
Answer:
40
Question:
A hiker is at an elevation of −40 ft. He climbs 15 ft but then descends −10 ft (a double negative).
What is his final elevation?
Answer:
−15 ft
Question:
During a video game, a player earns –12 points per round as a penalty. After –4 rounds (double negative), what is the total score change?
Answer:
48 points gained
Question:
Solve: −9 + (−4) + (+6).
Answer:
−7
Question:
Solve: −10 − (−6).
Answer:
−4
Question:
Solve: 12 × (−11).
Answer:
−132
Question:
Jordan owes $25. He pays off −$8 of his debt (double negative), then borrows $12 more.
What is his new balance?
Answer:
−$29
Question:
The temperature rises –7 degrees each day for –6 days because of a reversed cooling effect.
What is the total temperature change?
Answer:
42 degrees
Question:
Compute: −15 −(−8).
Answer:
−7
Question:
Calculate: −18 −(−4).
Answer:
−14
Question:
Find the product of −3.5 × 4.2.
Answer:
−14.7
Question:
The temperature at midnight is −9°C. It drops −4°C (double negative), rises 6°C, and then drops 11°C.
What is the final temperature?
Answer:
−10°C
A bakery reduces cookie dough by –2.5 pounds per batch for 3.6 batches.
What is the total reduction in pounds?
Answer:
–9 pounds