Fractions, Percentages and Decimals
Divide the numerator by the denominator (top number divided by bottom number).
What is the first step in solving 3x + 8 = 16?
Subtract 8.
Simplify: 3x + 2 +8
3x + 10
2*8 + 3
19
If the probability of something is 0. How likely is it to happen: Certain, more likely than not, 50/50, unlikely, or impossible.
Impossible
How do I convert 0.86 to a %? What is the answer?
Multiply by 100. 86%
Solve for x:
x - 3 = 11
x = 14
Simplify: 3x + 6x +7
9x + 7
2*9 - 4*4
4
1/3, 2/11, 3/7
2/11, 1/3, 3/7
Which is bigger 2/3 or 60%?
2/3
Solve for x:
2x + 3 = 21
x = 9
Simplify: 2x - 5 + 9x
11x -5 or -5 + 11x
3(9-3)
18
What is the perimeter of a rectangle that is 12m x 8m?
40m
What is 40% of 155?
62
Solve for k:
34 + 3k = 37
k = 1
Simplify: -3x + 5 + 8x -3
5x + 2 or 2 + 5x
4(5*3 - 2) - 8
44
What is the value of pi to the nearest hundredth (two decimal places)?
3.14
If something normally costs $330, but is on sale for 20% off, how much does it cost now?
264
Solve for x:
-5x + 7 = 22
x = -3
Simplify: 3x + 4b + 3 - 2x
x + 4b + 3
8 + 3(3-1) + 15*2
44
In your own words describe what slope is (in math)?
rise/run. The steepness of a line.