Module 1 (Add/Sub Integers)
-12 + (-17)
-29
(-7)(-4)
28
What are the two types of decimals that are classified as rational numbers?
Terminating and Repeating decimals
While remodeling her kitchen, Abby is repainting. She estimates that she paints 65 square feet every half-hour. How many square feet does Abby paint per hour?
130 square feet per hour
-131 - (-47)
-84
-264 / 12
-22
-1 1/4 + (-2 2/3)
- 3 11/12
Find Unit Rate:
Jackson runs 12 miles in 1 1/2 hours.
8 miles per hour
At 8AM, the temperature was -14 degrees F. By noon, the temperature was 12 degrees F. What is the difference in temperature between 8AM and noon?
The temperature rose 26 degrees
-13(-2) - 16 - 8/2
6
A scuba diver starts at 85.6 meters below the surface and descends until he reaches 103.2 meters below sea level. How many meters did he descend?
He descended 17.6 meters
x 2 4 6 8 12
y 26 52 78 104 156
Is this a proportional relationship?
Yes!
Phil made a deposit of $250 into his checking account. Then he withdrew $55. The next day, he wrote a check for $145. He had $350 in his account before any of these transactions. How much money is in his account now?
$400
Bob took a test with 25 questions. He lost 4 points for each of the 3 questions he got wrong. He got both extra credit questions correct and received 3 points for each. What is Bob's overall score on the test?
94
Find two integers whose sum is -11 and whose product is 30.
-5 and -6
Days 3 4 5 6
Cost ($) 25.5 34 42.5 51
Write an equation representing this relationship
y = 8.5x
18 + (-7) - 32 - (-9) + 2
-10
Colleen divided integer a by -3 and got 8. Then she divided 8 by integer b and got -4. Find the quotient of integer a and integer b.
12
Carl is centering a photo that is 3 1/2 inches wide on a scrapbook page that is 16 inches wide. How far from each side of the page should he put the picture?
6 1/4 in.
Name two of the three mathematical terms that "k" represents in an equation
Unit rate, Constant rate of change, Constant of proportionality