Exponents
What is
(5)^3
in exponent form?
125
John has $120 in his wallet. He went to the store and spent d amount of dollars, where d stands for number of dollars spent. Would the expression be 120 - d or d-120?
120 - d
Are these equivalent expressions? If yes, why? 4(7h - 3) and 28h - 12
yes because 4 (7h) = 28h and 4(3) = 12
(18 - 3) / 5 + 4
What is 7
A(n) _________ is the number part of a term that contains a variable. It is the name given to the number in front of the variable.
Coefficient
The GCF of: 12 and 15
3
Write 6 to the 3rd power in expanded form
What is 6x6x6
Write an expression for eight more than g
What is g+8
Are these equivalent expressions? If yes, why? 24n - 24 and 12(2n - 24)
no. 12 (2n) = 24n, but 12(24) = 288, not 24
4 + 8 x 6 / 2 + 3
What is 31
A(n) ________ tells the number of times the base is used as a factor.
exponent
The GCF of 18 and 24
6
0.2^5
What is 0.00032
Golf balls are sold in packages of 3. Select ALL the expressions that can represent the total number of golf balls in "p" packages.
3p 3(p)
3 - p 3/p
What is 3p and 3(p)?
Are these equivalent expressions? If yes, why? 1/2(10j + 8) = 20j + 16
No,
1/2(10j) = 5j and 1/2(8) = 4
8 x 5 + 7 x 3 - (10 - 5)
What is 56
A diagram that shows the prime factors of a composite number is a(n) _____________ .
Factor tree
The LCM of 6 and 8
24
What is the prime factorization for 48?
2 x 2 x 2 x 2 x 3
5 more than the quotient of 4 and n
(4/n) + 5
Evaluate the expression 2k - (m + 2) (k=4) (m =3)
What is 3?
10 x 10 + 5 x 2 - 3 x 5
What is 95
A(n) _____________ is a mathematical phrase that consists of variables, numbers and operation symbols.
algebraic expression
The LCM of 25 and 40
200
Evaluate 30
What is 1?
Sam is selling tickets to a basketball game. If it costs adults $5 and children $3, how could you write an expression to represent how much money will be made using variables "a" for adults and "c" for children?
What is 5a +3c
Evaluate the expression m2 - 4n + 2 (m=6) (n=3)
What is 26?
2+(4 + 2)2 - 5 x 3
What is 23
Terms that have identical variable parts are ________ ?
Like Terms
Shameer has a soccer game every 5 days for his travel team and a soccer game every 7 days for his school team. What day will Shameer have a game for both teams on the same day?
Every 35 days
Does
3^5 = 5^3
No.
5^3 = 125 and 3^5 = 405
What is 3p + 4 if p = 5.2
19.6
2r + 3/4 + 8r is equal to which of these expressions?
10 3/4 r
10r + 3/4
10 + 3/4r
10r + 3/4
(3.8 + 1.2) - 2^2
1
A letter or symbol that represents an unknown quantity.
variable
Mrs. Keck has 24 students in her math class. Mrs. King has 30 students in her math class. The teachers want to combine the two classes and then create groups of the same size. What is the greatest number of groups the teachers can form?
6 groups