Maths
Simplifying Expressions
Adding Expressions
Subtracting Expressions
Random
100
This value is, by definition, the smallest prime number.
2
100
Combine like terms:
6 + 3 - 5m + 9m
4m + 9
100
Add the expressions ...
(5x + 4) + (9x + 5)
14x + 9
100
Subtract the expressions ...
(5x + 4) - (3x + 2)
2x + 2
100
Which planet is known as the “Blue Planet”?
Earth
200
First celebrated in San Francisco in 1988, this mathematical holiday is celebrated annually on March 14th.
Pi Day
200
Combine like terms:
8a - 3a + 15b + 9b
5a + 24b
200
Add the expressions ...
(-x + 4) + (-2x - 5)
-3x - 1
200
Subtract the expressions ...
(11x + 12) - (4x + 9)
7x + 3
200
In the story of Snow White, how many dwarves are there?
Seven
300
In math, the ≈ symbol, which resembles a wavy equals sign, is to represent an ____________.
Approximation
300
Combine like terms:
4x - 3x + 12 + 19
x + 31
300
Add the expressions ...
(4x + 3) + (-2x + 7)
2x + 10
300
Subtract the expressions ...
(3x + 8) - (2x + 5)
x + 3
300
Which animal can be seen on the Porsche logo?
Volkswagen
400
Dedicated to the goddess Athena, this famous Greek temple is believed to feature the Golden Ratio in its architectural design.
The Parthenon
400
Combine like terms:
2c - 3d + 5c + 4d
7c + d
400
Add the expressions ...
(3x - 4) + (-2x - 9)
x - 13
400
Subtract the expressions ...
(9x + 9) - (2x + 1)
7x + 8
400
What is the largest bone in the human body?
Femur
500
This famous mathematician and philosopher developed the Cartesian coordinate system in the 17th-century.
René Descartes
500
Combine like terms:
12m - 19x - 3m + 19x
9m
500
Add the expressions ...
(9x + 11) + (12x + 8)
21x + 19
500
Subtract the expressions ...
(8x + 8) - (-3x + 4)
11x + 4
500
What does “HTTP” stand for?
HyperText Transfer Protocol