Integers
-9 + -8
-17
-13.4 + 8.6
-4.8
-3.7 - 14.9
-18.6
Hannah writes a check for $45.50. The next day she deposits $60.00 into her checking account. What is the overall increase or decrease to the account balance?
The account balance will increase by $14.50.
Write as a decimal.. terminating or repeating?
3/5
0.6
Terminating
-8 - (-4)
-4
-5 1/3 + 8 2/3
3 1/3
7 3/8 - (-2.125)
9 1/2
Tiana spent $5.25 on craft supplies to make bracelets. On Monday, she made $3.75 off of her bracelets. On Tuesday, she sold an additional $4.50 worth of bracelets. What was Tiana's overall profit or loss?
Tiana earned a profit of $3.00.
Write as a decimal.. terminating or repeating?
7/9
0.777...
Repeating
-5 x 6
-30
-42.90 + 2 2/10
-40.7
5 1/7 - (-3 3/14)
6 5/14
A submarine submerged at a depth of -34.27 meters and dives an additional 6.7 meters. What is the new depth of the submarine?
Write as a decimal.. terminating or repeating?
9/20
0.45
Terminating
(-5)(2)(-1)(-3)
-30
-12 7/8 + 2.5
-10 3/8
5 1/2 - 14.78
-9.28
The temperature on a thermometer on Monday was 33.5 degrees. The temperature on Thursday was 55.25 degrees less than the temperature on Monday. What was the temperature on Tuesday?
The temperature on Tuesday was 21.75 degrees.
Write as a decimal.. terminating or repeating?
3 2/3
3.6666....
Repeating
(-3)(-2)(4)
24
-8.67 + 7.2 + 1 3/4
0.28
-5 5/6 - (-1 2/3)
-4 1/6
During the hottest week of the summer, Muskrat River was 5/6 foot below normal. The following week, the level was 1/3 foot below normal. What was the overall change in the water level?
The water level increased by 1/2 foot.
Write as a decimal.. terminating or repeating?
12 7/8
12.875
Terminating