Fomulas and Variables
Order of Operations
Translating Words to Expressions
Inverse Operations
Solving 1 Step and 2 Step Equations
100
Use the formula h=m/ 60 to relate minutes (m) and hours (h). How many hours are equal to 240 minutes?
What is 4 hours
100
5x (6-2)
What is 20
100
seven less than a number p
What is p-7
100
name the inverse of flying 260 miles north
What is flying 260 miles south
100
x-7=15
What is x=22
200
Shelly is riding a bicycle at a rate (r) of 15 km/hr. Use the formula d=rt to make a table of values showing the distance (d) traveled in 0,1,2,3, and 4 hours.
0=0 1=15 2=30 3=45 4=60
200
7x4-6x3
What is 10
200
y dollars more than a price of $32
What is 32+y
200
name the inverse of multiplying by 240
What is dividng by 240
200
87=49 +y
What is y=38
300
Use the formula P=2l +2w for the perimeter where l=31 ft and w=20 ft
What is 620 ft squared
300
7(6-5)+2
What is 9
300
the product of a number h and the sum of a number j and 9
What is h(j+9)
300
name the inverse of subtracting 657
What is adding 657
300
15=s/4=11
What is s=16
400
use the formula P=2l +2w for l=11 in. and w=7in.
What is P=36in
400
(8-3)/(4-1)
What is 1
400
fourteen less than number g
What is 9-14
400
name the inverse of unwrapping a present
What is wrapping a present
400
12s-10=50
What is s=5
500
Use the formula A=lw to find the area where l=18cm and w=12cm
What is 216cm squared
500
3+6x4
What is 27
500
eight more than the product of a number k and ten
What is 10k+8
500
name the inverse of adding 7 and dividng by 2
What is muliplying by 2 and subtracting 7
500
36=6u+30
What is u=1
M
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