Equation
10 + 9 = ?
19
I have $13 in my pocket. I want to buy nachos and a sprite at the concession stand.
Nachos = $5
Sprite = $3
How much money am I left with?
Total of nachos and sprite = $8
$13 - $8 = $5
Write this as an equation and then solve:
You earn $20 and spend $15.
20 + (-15) = $5
Using <, >, and = What symbol makes this statement true?
-43 _____ -23
-43 < -23
The temperature in the morning is 20°C and is going to rise by 30°C in the afternoon. What will the afternoon temperature be?
20 + 30 = 50°C
7 + (-5) = ?
2
Your bank account has $18. You withdraw $25. What is your new balance?
18 - 25 = ?
Write this as an equation and then solve:
Using your credit card; you spend $8 and then $6 more.
-8 + (-6) = -$14
OR
-8 - 6 = -$14
Using <, >, and = What symbol makes this statement true?
3 _____ -3
3 > -3
The temperature is −8°C. It rises 13°C. What is the new temperature?
-8 + 13 = 5°C
-4 + 9 =
5
Your bank account has -$23. You add $30. What is your new balance?
-23 + 30 = $7
Write this as an equation and then solve:
You have $12 but owe $20
12 - 20 = -8
Using <, >, and = What symbol makes this statement true?
-122 _____ -100
-122 < -100
The temperature outside is −6°C. By noon, it rises 10°C. What is the new temperature?
-6+10= 4°C
8 + (-9) =
-1
Your bank account has $12. Your mom adds $20 for doing chores. You withdraw $5 to buy ice cream. What is your new balance?
12 + 20 - 5= $27
Write this as an equation and then solve:
You owe $15 and pay back $10.
-15 + 10 = -$5
Using <, >, and = What symbol makes this statement true?
-12 _____ 0 ______ 4
-12 < 0 < 4
The temperature is 4°C. Overnight, it drops 9°C. What is the temperature in the morning?
4+(-9)= -5°C
4 - (-4) =
8
Your bank account is -$45 from buying a new sweatshirt. You need to buy gas for your car which comes out to be -$55. What is your new balance?
-45 + (-55) = -$100
Write this as an equation and then solve:
You owe your friend $25. You pay them back $15. How much do you still owe?
-25 + 15 = -$10
You still owe $10
Using <, >, and = What symbol makes this statement true?
-4 _____ -2 _______ -2 _______ -7
-4 < -2 = -2 > -7
The temperature in one city is 8°C. Another city is −7°C. What is the difference between the temperatures?
8 - -7= 15°C