Addition
Subtraction
Word problems
Difficult
True or false?
100
(-9)+(8)
-1
100
(-8)-(-6)
-2
100
Janet has $67 in her checking accounts. If she writes a check for $105, how much is left in her bank account?
She actually owes $38
100
(+12)+(-14)-(+8)
-10
100
A negative plus a negative equals a positive
False
200
(-9)+(-12)
-21
200
(-7)-(-14)
-21
200
You are in the elevator, on the twentieth floor, if you go down 7 floors and up 5, what floor are you now on?
You should be on the eighteenth floor.
200
(-8)-(+8)+(-13)
-29
200
In a number line, all positive integers lie to the right of the zero and all negative integers lie to the left of the zero?
True
300
(18)+(-7)
11
300
(-12) - (+7)
-19
300
A submarine was situated 800 feet below sea level. If it ascends 250 feet, what is its new position?
The submarine is situated 550 feet below sea level.
300
(-14)-(+17)+(-15)
-46
300
Zero is a positive number?
False, zero is not a positive number nor a negative number.
400
(-23)+(12)
-11
400
(+34)-(-35)
69
400
Jerseys pool temperature is -14°C. If the pool's temperature rises 19°C, what is the pool's temperature now?
The pools temperature is 5°F.
400
(-21)-(+15)+(-23)-(+18)
-77
400
The product of two negative integers is positive.
FALSE!!!!!!!!!!!!!
500
(-98)+(56)
-42
500
(+67)-(-76)
+143
500
On Tuesday the mailman delivers 9 checks for $8 each and 4 bills for $12 each. If you had a starting balance of $25, what is the ending balance?
The ending balance would be $49.
500
(+67)-(-29)-(+34)+(-23)-(+45)
-6
500
Do opposite integers have the same absolute value?
Yes! (true)