Re-write as addition
-7 - 8
-7 + (-8)
- 7 + 9
2
Which number is larger?
0 or -9
0 < -9
A cat is stuck 10 feet up in a tree. Mr. G gets the cat to move down 5 feet.
How high up is the cat stuck now?
The cat is stuck 5 feet up in the tree.
I have 5 dollars in my bank account. I spend 3 dollars at the store.
How much money is left in my bank account, now?
I have 2 dollars left in my bank account.
-12 - 9
-12 + (-9)
-15 + 5
-10
Which number is larger?
-1 or 1
-1 < 1
A car has 120 miles of gas in its tank when it starts driving. When it gets home, there are 20 fewer miles of gas in the tank than when it started driving.
How many miles of gas is left in the car's tank, now?
There are 100 miles of gas left in the car's tank.
Mr. G deposits a check for $100. He then spends $120 on an air fryer.
How much money does Mr. G have, now?
Mr. G has -$20.
15 - (-8)
15 + 8
-20 + (-3)
-23
Which number is larger?
-10 or -3
-10 < -3
A submarine is 60 feet below sea level. It moves up 20 feet.
How many feet below sea level is the submarine, now?
The submarine is 40 feet below sea level.
Ms. Freed lends her brother $68 for a new Game Cube controller. He pays her back $35.
How much money does Sam owe Ms. Freed, now?
Sam owes Ms. Freed $33 and apologies for the years of relentless teasing.
-18 - (-16)
-18 + 16
-17 + (-11)
-28
Which number is larger?
-4 or -8
-4 > -8
A whale is swimming 15 feet below sea level. It moves up 29 feet to see a boat of tourists.
How many feet above sea level is the whale, now?
The whale is 5 feet above sea level.
My Aunt is $20 in debt. She then spends 25 dollars.
How much money is my Aunt in debt, now?
My Aunt is $45 in debt.
- 11 - (-15)
11 - 23
-11 + 15
11 + (-23)
-11 + (-7)
-16 + 8
-18
-8
Which number is larger?
11 or -12
11 > -12
On Monday, the temperature in Canada is -25 degrees Fahrenheit. The next day, it is 15 degrees colder.
How cold is it on Tuesday?
It is -40 degrees Fahrenheit on Tuesday.
Mickey owes Ms. Freed $90. Then, Mickey borrows another $150 from Ms. Freed.
How much money does Mickey owe Ms. Freed, now?
Mickey owes Ms. Freed $240.