Exponents
LCM/GCF
PEMDAS
Writing/Evaluating Algebraic Expressions
Exponents and Expressions
100
Write 9^5 in expanded form.
9x9x9x9x9
100
What is the LCM of 4 and 6?
12
100
80-4^2÷8
78
100
6 less than a number y
y-6
100
Evaluate:
2w2 w = 4
32
200
Write the following expression in exponential form:
7x7x7x7x7x7
7^6
200
What is the GCF of 12 and 16?
4
200
3^2+2[(21-9)÷4]
15
200
twice a number b multiplied by the sum of 12 and a number y.
2b(12 + y)
200
Evaluate
(2w)2 w = 4
64
300
Evaluate:
4^0
1
300
Julia swims every 7 days. She plays volleyball every 9 days. How often does Julia swim and play volleyball on the same day?
Every 63 days
300
[(2^3×2)÷2]+120
128
300
Evaluate the algebraic expression when a= 1/3, b=6 and c=9
18a+b^2/c
10
300
Evaluate
42 + x2 (2x + 4).
x = 3
132
400
Evaluate: 3^5
243
400
You have 50 blueberry scones and 75 cranberry scones. You want to make as many identical bags as possible. Each bag should have an equal number of blueberry scones and an equal number of cranberry scones. What is the greatest number of bags you can fill?
25 bags
400
92-(32÷4)×2^3
28
400
Write the following expression. Then, evaluate when y=20
triple y added to the difference of y and 9.
3y+(y-9)
=71
400
Evaluate:
3m3 m = 1
3
500
Evaluate: 9^3
729
500
Train A arrives at the station every 10 minutes. Train B arrives at the station every 12 minutes. If both trains arrive at the station at 9:10 am, when will be the next time that they arrive simultaneously?
10:10 am
500
Draw the "Boss Triangle".
500
Joanna bought "a" pounds of apples for $1.72 per pound. She paid for the apples with a $20 bill. Write an expression to determine the change Joanna would receive after buying "a" pounds of apples. Then, evaluate the expression if Joanna bought 2.5 pounds of apples.
20-1.72a
20- 1.72(2.5)= $15.70
500
Evaluate
52 + 2 (5 + 23) = ?
81