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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 + 3.7 = 2.4
What is -1.3
200
a + 13 = 10
What is -3
200
d - 7 = -9
What is -2
200
-7x = -63
What is 9
200
x/4 = -14
What is -56
200
x - (-66.09) = 102.8
What is 36.71
300
n + (-8) = -14
What is -6
300
k - (-83) =121
What is 38
300
-5e = -400
What is 80
300
x/6 = -6
What is -36
300
-5.6 = 0.8x
What is -7
400
x + 36 = -100
What is -136
400
x - 327 = -665
What is -338
400
-11x = 275
What is -25
400
-28 = a/-13
What is 364
400
c/-0.29 = 5.5
What is -1.595
500

The highest recorded temperature in Wadsworth Ohio is 105F. this is 129 degrees greater than Wadsworth's lowest temperature recorded. What is the lowest temperature recorded? 

What is -24

500

At the planetarium, Anna learned that objects weigh less on the Moon than they weigh on Earth. For example, an adult female tiger would weigh 167 pounds less on the Moon than she does on Earth. On the Moon, the same tiger would weigh only 33 pounds.

How much does the tiger weigh on Earth? 

what is 200 lbs 

t-167=33

500

The perimeter of a square is 60 inches. What is one side length of the square? 


what is 15 inches 

4d=60

500

Brody is making welcome bags for some foreign exchange students joining his school. He divides a box of pencils evenly among 8 welcome bags. Each bag gets 4 pencils. How many pencils were in the box?

what is 32

p/8=4

500

To kick off the summer, Maura is planning a "School's Out!" party for all her friends. She and her mom pick up a giant sub and a vat of root beer from Subs & Suds. When they get to the park, they cut the sub into 12 equal sections. Each section is 0.25 of a foot long.

What is the length of the giant sub? 

What is 3 feet

g/12=0.25