Addition
Subtraction
Multiplication
Division
Decimals
100
x + 4 = 25
What is 21
100
x - 2 = 6
What is 8
100
9x = 27
What is 3
100
y/6 = 2
What is 12
100
m + 1.2 = 2.4
What is 1.2
200
a + 16 = 53
What is 37
200
d - 7 = 9
What is 16
200
7x = 63
What is 9
200
x/4 = 13
What is 52
200
x - 15.7 = 102.89
What is 118.59
300
n + 1.8 = 6.4
What is 4.6
300
k - 8.3 =121
What is 129.3
300
2.55e = 17.85
What is 7
300
x/2.75 = 6
What is 16.50
300
5.6 = 0.8x
What is 7
400
x + 3/5 = 1 2/5
What is 4/5
400
x - 3/4= 3 1/4
What is 4
400
1/2e = 1/8
What is 1/4
400
d/1.75=6
What is 10.5
400
c/0.29 = 5.5
What is 1.595
500
A board measures 19.5 meters in length. The board is cut into two pieces. One piece measure 7.2 meters. Write AND solve an ADDITION equation to find the length of the other piece.
What is 12.3 meters AND x+7.2=19.5
500
Kate studied 1.25 hours for her science test. This was 0.5 hours less than she studied for her algebra test. Write AND solve a SUBTRACTION equation to find how long she studied for her algebra test.
What is a-0.5=1.25 OR a-1.25=0.5 AND a=1.75 hours
500
The Smith family took a road trip and drove a total of 1,764 miles. If the trip took a total of 28 hours, write AND solve a MULTIPLICATION equation to find their average speed in miles per hour.
What is 28r=1,764 AND r=63 MPH
500
A model car is 1/18 of the actual size of the car. If the model car is 12 inches long, how many inches long is the actual car? Write AND solve a DIVISION equation to find how long the actual car is.
What is x/18=12 AND 216 inches long
500
0.12 = y/0.12
What is 0.0144