Prime/Composite
The prime number immediately before 100 is ____.
97
Whats the difference between Multiplies and factors
Which expression represents the product of n3 and n4?
A. n1
B. n3
C. n7
D. n12
E. n34
C. n7
What is the Order of Operations?
P ()
E x2
MD +/ from left to right
AS +- left to right
Are z4w and w4z like terms? Why or why not?
No they are not like terms, because the exponents are not attached to the same variable.
Write the first 3 prime numbers after 20.
23,29,31
What are the first 5 multiples of 3?
3,6,9,12,15
What is 2 raised to the power of 3?
23=2*2*2=8
40 – 4 ∙ 32
Simplify: 3x + 5x - 2x
6x
Which digit can come at the place of the given blank to make the given number prime?
82_
a) 1
b) 2
c) 4
d) 5
a) 1
Find all the factors of 24.
1,2,3,4,6,812,24
Solve for x: 3x = 81
34 =3*3*3*3=81
Simplify the expression.
19 – 32 · 2 + (7 – 4)
4
5m2n + 2mn2 - 3m2n - 4mn2
2m2n - 2mn2
In a leap year, find out how many months have a prime number of days.
8 months
Find the greatest common factor (GCF) of 48 and 72.
24
Which of the following is equivalent to
x5∙ x7 ∙ x?
A. x35
B. x13
C. x12
D. x2
B. x13
(3+5)/-62
8/-36 or 2/-9
3x2y - 2xy2 + 5x2y + 4xy2 - 2xy
8x2y + 2xy2 - 2xy
Classify the following numbers into prime or composite. 63 59 18 47
Prime numbers - 59 and 47
Composite numbers - 63 and 18
Find the Least Common Multiple (LCM) of 50 & 75
150
Select all equivalent expressions for
3x3∙ 2x2y ∙ 4x2y.
A. 9x7y2
B. 24x7y2
C. 9x12y2
D. 24x12y2
E. 24y2x7
B. 24x7y2
E. 24y2x7
a) What is the value of 72– 2[3 + 2(5 – 1)]?
A. 9
B. 517
C. 27
D. -8
c.27
4x3y + 3xy3 – 2x3y
Which of the following is equivalent to the expression above?
A. 5x3y3
B. 4x3y + xy3
C. 6x3y + 3xy3
D. 2x3y + 3xy3
D. 2x3y + 3xy3