Percent
What is 30% of 45 ?
13.5
Find the value of x.
x-7.1=2.31
x= 9.41
Use the distributive property to find an equivalent expression.
10(x+7)
10x+70
Evaluate 63
216
Find the value of x in the following equation.
x2=100
1/10
200% of m is 18. What is m?
9
Find the value of m.
m+144=174
30
Use the distributive property to find an equivalent expression.
4(3y-5)
12y-20
Evaluate 100- 92
19
Evaluate the expression when x=3 .
7+ x3
34
a. What is 50% of 200?
b. . What is 50% of 26
c. What is 50% of 9
a. 100
b. 13
c. 4.5
Find the value of q.
9q= 108
q=12
Use the distributive property to find an equivalent expression.
7(x+y+z)
7x+7y+7z
Evaluate (1/3)3
1/27
Mariana said the following expressions are equivalent. b+b+b+b = b4
Do you agree or Disagree? Explain
I disagree because b4 = b x b x b x b
For example if b =1
1+1+1+1 does not equal 1x 1x1 x1
Lin needs to save up $20 for a new game. How much money does she have if she has saved 75%.
Lin has saved $15.
1/3 f= 8
f=24
Use the distributive property to find an equivalent expression.
3x( 4x-7)
12x2 -21x
What is the value of x ?
x1=7
x= 7
Mai's water bottle had 24 ounces in it. After she drank ounces of water, there were 10 ounces left. Select all the equations that represent this situation.
A. 24+10=x
B.24-10=x
C. x+10=24
D. 10x=24
B and C
A trash bin has a capacity of 50 gallons. What percentage of its capacity is 30 gallons?
Draw a table, tape diagram, or a double number line.
60%
Solve for x
2.5x=10
x=4
Use the distributive property to find an equivalent expression.
1/2 ( 6 x - 8)
3x-4
Evaluate the expression when t is 4.
3+ 2t
19
Each notebook contains 60 sheets of paper. Andre has 5 notebooks. How many sheets of paper do Andre’s notebooks contain?
A. y=60 / 5
B. y=5 x 60
C. y/5 = 60
D. 5y=60
B and C