Temperature
The temperature is 10°F. Overnight, it drops 15°. What is the new tempera
10 + (-15) = -5°F.
You have $10. You owe your friend $6. How much do you have after paying them back?
10 - 6 = $4.
A diver starts at sea level (0 feet) and descends 20 feet below the surface. What is the diver's current elevation?
0 - 20 = -20 feet.
A player scores 10 points in a game but receives a penalty of -5 points. What is their total score?
10 - 5 = 5.
The temperature is -4°F in the morning and rises 6° by noon. What is the temperature now?
-4 + 6 = 2°F.
You have $20 but owe $30. What is your balance?
20 + (-30) = -$10.
A submarine is at -120 feet below sea level and rises 50 feet. What is its new elevation?
-120 + 50 = -70 feet.
A team starts with 15 points, loses 20 points due to penalties, then earns 10 more points. What is their final score?
15 - 20 + 10 = 5.
A cold front causes the temperature to drop 7° every hour for 4 hours. If the starting temperature was 5°, what is the final temperature?
5 + (-7 × 4) = 5 - 28 = -23°F.
A store credits $15 to your account, but you had a debt of $25. What is your account balance now?
-25 + 15 = -$10.
A scuba diver dives 60 feet below sea level, then descends another 40 feet. What is the total depth of the diver?
0 - 60 - 40 = -100 feet.
A player’s score is -25 after multiple penalties. They earn 40 points in the next round. What is their score now?
-25 + 40 = 15.
The temperature was -18°F, warmed up 10°, and then dropped 24°. If the total temperature change is divided by 2, what is the final temperature?
(-18 + 10 - 24) ÷ 2 = (-32) ÷ 2 = -16°F.
You owe $50 and pay off $35. Then, you spend another $10. What is your balance?
-50 + 35 - 10 = -$25.
A fish swims at -80 feet below sea level and then rises 30 feet before descending 50 feet. If this pattern repeats twice, where is the fish after two full cycles?
Answer: (-80 + 30 - 50) × 2 = (-100) × 2 = -200 feet.
A team’s score is 50, but they lose 30 points for penalties, gain 25 points in bonuses, and then lose another 20 points. Then they multiply their score by 2.
(50 - 30 + 25 - 20) × 2 = 25 × 2 = 50.
The temperature is -6°F, and it triples overnight due to a storm. What is the new temperature?
-6 × 3 = -18°F.
You owe $60. If you pay back half of the debt and then borrow $15 more, what is your new balance?
-60 ÷ 2 - 15 = -30 - 15 = -$45.
A mountain climber starts at -200 feet below sea level, climbs halfway to sea level, and then descends 100 feet. Where is the climber now?
-200 ÷ 2 - 100 = -100 - 100 = -200 feet.
A basketball player starts with 100 points. They lose half of their score to penalties, then gain 20 points and lose 15 points. Finally, they divide their current score by 5. What is their final score?
(100 ÷ 2 + 20 - 15) ÷ 5 = (50 + 20 - 15) ÷ 5 = 55 ÷ 5 = 11.