Rules and Definitions
Problem Set 7
Problem Set 8
Problem set 9
Review
100
How can any number can be written as a fraction?
by writing it over 1.
100
2/9+5/9
7/9
100
5. Evaluate the expression when x=1 and y=4.
2x + y
6
100
Find the missing number in the following addition problem.
8+N=14
2. N=6
100
What is the Roman numeral for 50?
197. L
200
What is it called when a letter is used to represent a number in a mathematic equation?
ex. a+1=3
variable
200
4.
4 4/7 % - 1 1/7%=
3 5/7%
200
2. Use the multiplicative identity to write 153 as a multiplication problem.
153= 153 x 1
200
Find the missing number in the following addition problem.
3+N+6=14
3. N=5
200
Add. What is the answer in dollar form.
189. $5.73
300
What is it called when a fraction's numerator and denominator are inverted?
Reciprocal
300
1/5 * 1/2* 3/10 =
3/100
300
8. Evaluate the expression when c= 2 and d= 6.
d/c
3
300
Find the missing number.
6. N=6
300
Divide.
($2.22)/6
157. $0.37
400
What is the property name for the following example:
2 + 3 = 5
3 + 2 = 5
Commutative property for addition
400
8. Find n, the missing factor.
4/3n = 1
n = 3/4
400
What property describes the equation below?
17(0) = 0
Multiplication property of zero. (Anything times zero equals zero)
400
Find the missing number.
36/N=12
8. N=3
400
Convert 87 to Roman numberals.
208. LXXXVII
500
What is the property name of this example:
(a*b)c = a(b*c)
Associative property for multiplication
500
How many 5/3 are in 1?
3/5
500
What property describes the equation below?
If (1+17)+2=20 then 1+(17+2)=20
Associative property of addition.
500
Find the missing number.
9. N=30
500
Divde.
3120/9
177. 346R6