Number Types (primes and prime factorization)
A term to refer to a number that is only divisible by itself and 1
Prime
What is the bottom number of a fraction called?
denominator
What does the E in PEMDAS stand for?
Exponent
What is the number that is multiplying the variable called?
Coefficient
What does an equal sign with a line slashed through it, mean?
unequal/not equal to
Composite numbers are composed of...
Prime numbers
One tenth, ones, tens, hundreds and thousands are examples of...?
Place Values
What does the MDAS in PEMDAS stand for?
Multiplication or Division and Addition or Subtraction
How many terms are in the expression:
3x - 7 + 9n
3
What does a line underneath a < or > sign indicate?
What is the prime factorization of 86?
2 * 43
How many times greater is 1000 than one thousandth
One million times or 1,000,000x
9/3 + 2(9+10) - 8 + 4*3 = ?
45
What is the simplified form of this expression AND how many terms does it have:
27x + 32y - 17 - 12x + 17 - 16y
15x + 16y, two terms
If you were plotting your answer to an inequality on a number line, and you had a line underneath your inequality sign, what would you have to do?
Also answer, if you multiply/divide by a negative number on each side in order to solve an inequality, what would you have to do?
1) Use a solid dot/line
2) Flip/change the way the inequality sign faces
What is the GCF of 72 and 96?
24
2/7
3*(3+7)-(4^2) / 2
22
How would you interpret a slope (m) of 2/3 on a coordinate plane (going left and right/up and down)?
(Provide an interpretation of going "both ways", you can think of the origin, (0,0), as your starting point)
Hint: Rise over run
Two up and 3 right and two down and 3 left
Or
(3, 2) and (-3, -2)
x^2 = 25, solve for x.
+/- 5
What is the LCM of 3, 4 and 7
42
3.6 * 0.23 + 0.046/0.0002 = ?
230.828
(3(2^2) / [3*2] - 5) / (8/4*2) = ?
-3/4
What is the equation for slope-intercept or point-slope form
Slope-intercept: y = mx + b
Point - Slope: y-y1 = m(x - x1)
-2(2y+4) = 3(y-12)
y = 4