Integers
-4 + 4 =
0
x + 4 = 19
x = 15
What is 50% as a fraction?
1/2
Find the number that makes the ratio equivalent to 1:2.
9: ___
18
What is the inverse operation of addition?
subtraction
12 + (-8) =
4
y - 1/2 = 4 1/2
y = 5
25% of 40
10
What makes these ratios equivalent?
1 western for every 4 musicals
3 westerns for every _________
12 musicals
What is the inverse operation of multiplication?
division
-11 - 10 =
-21
13x = 52
x = 4
10% of 80
8
Solve for v in the proportion.
6/v = 18/15
v = 5
2 angles that add up to 180 degrees are called _________angles?
Supplementary
-18 - (-4) =
-14
4y - 9 = 27
y = 9
What is 1/4 as a percent?
25%
When Cara drives to work, it takes her 30 minutes to drive 15 miles. On her days off, she likes to drive to her favorite donut shop. It takes Cara 6 minutes to drive to The Dreamy Donut Shop at the same rate.
How many miles away is The Dreamy Donut Shop?
3 miles
Angles that are opposite each other (when 2 lines intersect) and congruent are called __________ angles?
vertical
35 - 78 =
-43
13 - 2x = 25
x = -6
What is 75% of 150?
112.5
At soccer practice, Hassan warms up by kicking balls at the goal. Yesterday, Hassan made 24 goals in 3 minutes. Today, he only spent 2 minutes kicking balls at the goal.
If Hassan made goals at the same rate, how many goals did he make today?
16 goals
A relation where each input (x value) has EXACTLY one output (y value) is called a _____________.
function