8th Grade
Math 1
Math 1
What is slope intercept formula?
y=mx+b
What is 1,00000
1
3x+1=13
x=4
-5+7
2
All the angles in a triangle should add up to what degrees?
180 degrees
What do two lines look like for one solution?
Intersecting lines.
"The ordered pair (x, y) where lines intersect" is the solution
y=mx+b, what part of the formula is the slope?
m
37x58=
2, 146
(−7) + (−6) =
−13
Simplify:
-5x+2x-y
-3x-y
Solve: 72
49
(−3) ∗ (−11) =
33
What is the x coordinate for the y-intercept?
x = 0
Factors of 45
1*45
3*15
5*9
1,3,5,9,15, and 45
612,532 + 44,622
657,154
What is 210 divided by 5?
42
Find the difference: 4,589-2,588
2,001
What is the slope of y=7x+12
7
What is the slope of a line?
Rise over Run or change in y over the change in x.
What is 81 x 54?
4,374
1/2 + 1/3 =
3/6 + 2/6 =
5/6
1/2 ÷ 1/4 =
1/2 * 4/1 =
4/2 =
2
Use <,>,or = to compare:
1/2 ___ 8/16
=
What is the angle measure of a straight line?
180 degrees
Amanda is serving peach cobbler to her friends. She serves 4/12 of the pie. What fraction is left?
8/12
Luis orders 350 chocolate bars. They come in 5 boxes. How many candy bars are in each box?
70
Simplify:
4x − 3y − 9x + 5y
−5x + 2y
The chocolate bar is 65 pennies. How is 65 pennies represented as a decimal and fraction?
0.65 and 65/100
Daniel has a collection of 7,442 stamps. He has 2,500 more stamps than Jennifer. How many stamps do they have altogether?
12,384 stamps
Simplify:
x3 * x5 ÷ x2
x6