Inverse Operations
Whats is the Inverse Operation of Subtraction
Addition
Solve x+10=54
44
j-34=200
234
r/6=390
2,340
7.8h=15.6
2
What is the Inverse Operation of Addition
Subtraction
a+13=24
11
h-46=898
944
t/30=60
1800
4x=344
86
What is the Inverse Operation of Division
Multiplication
b+3.6=6.1
2.5
n-6.2=15.1
21.3
r/50=70
3500
3h=516
172
What is the Inverse Operation of Multiplication
Division
c+56=200
144
j-1.2=1.7
2.9
x/5=95
475
5c=500
100
Spencer bought baseball cards to add to his collection. He gave 10 cards to his brother. If he now has 51 cards, how many cards does he have to start?
61
Nataly picked 42 strawberries at a farm. This is 15 more that the # of apples she picked. Write and solve an addition equation to find the # of apples picked.
x + 15 = 42; 27
Lily noticed that she has taken notes on 22 pages of her notebook. Seventy-five pages were still blank. Write and solve a subtraction problem to find the total number of pages in the notebook.
n - 22 = 75; 97
Dylan bought 3 notebooks that cost $4 each and 2 packages of highlighters that cost $3 each. How much $ did Dylan spend on new school supplies?
$18
Mr. Davidson spent $15.00 on rides at the carnival for his grandchildren. Each ride cost $1.25. Write and solve an equation to find how many rides he paid for in all.
15/1.25 = c; 12 rides