Factors, Multiples, and Primes
The first three multiples of 8
What are 8, 16, and 24?
-3+(-5)
What is -8?
Evaluate x+y where x=1/2 and
y=-3/4
What is -1/4
Simplify
2(4x-7)
What is 8x-14
Solve for x if
-4.5+x=-9.5
What is x=-5
True or False: These ratios are proportional :
6/36 and 1/6
What is TRUE?
The definition of a prime number
What is a number whose only two factors are 1 and itself?
(-2)^3
What is -8?
Evaluate a^2+3b-c when a=1, b=-3, and c=2
What is -10
Simplify
4x+2-6x+1-8+x
What is
-x-5
Solve for y if
y/-2=9
What is
y=-18
True or False: These ratios are proportional:
21/81 and 7/27
What is TRUE?
All factors of 36
What are 1, 2, 3, 4, 6, 9, 12, 18, and 36?
1/2+4/5
What is 13/10 ?
( 1 3/10 is also fine.)
To cater a party, the taco shop charges $8 per person plus a standard $100 staffing fee. Write an expression that represents the total cost to cater a party with x number of people.
What is 8x+100
Simplify
(w+13)+(4w-6)
What is
5w+7
Solve for c if
3c-1.5=7.5
What is
c=3
How to tell if two ratios are proportional.
What is 2^2*5^2 ?
Use long division to show that
5/8=0.625
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Evaluate x+absy where x=1/2 and y=-3/4
What is 5/4
Simplify
2(x+5)+1/2(6x-16)
What is
5x+2
The sum of three consecutive odd integers is 309. What are the three integers?
What are 101, 103, and 105?
Solve the proportion:
6/100=x/24
What is
x=1.44
The GCF of 24 and 81
What is 3?
1/7 written as a decimal, rounded to the nearest thousandth
What is 0.143
Evaluate (b-ac)/(bc) for a=1/4, b=-1, and c=4
What is 1/2
Simplify
-3(a-2)-2(-6a+1)
What is
9a+4
You have a triangle with side lengths 12, 13, and 3x . Its perimeter is 33. Solve for x
What is x=8/3 (or approximately 2.67)
Solve the proportion:
5/(x+1)=4/7
What is
x=7.75