Mental Math
Algebra
Formulae
Probability
Integers
100
√121
What is 11
100
x + 4 = 7
What is 3
100
the formula for area of a triangle
What is (bxh)/2
100
the probability if flipping a head on a coin
What is 1/2
100
-4 + -7
What is -11
200
(-8)(4)
What is -32
200
-3x = 21
What is -7
200
the Pythagorean Theorem
What is a(a) + b(b) = c(c)
200
the probability of choosing a club in a standard deck of cards
What is 1/4
200
-15 - 3
What is -18
300
(12)(24)
What is 288
300
2x + 1 = 9
What is 4
300
the area of a circle
What is (pi)(r)(r)
300
the probability of rolling a 3 and a 4 on two fair dice
What is 1/36
300
4 - 10 + 2
What is -4
400
3/5×2/3
What is 6/15
400
x/3 - 1 = 4
What is 15
400
the volume of a rectangular prism
What is (l)(w)(h)
400
the probability of flipping a coin and getting heads and rolling a die and getting a number greater than 2
What is 1/3
400
(-8)(-4)(-1)
What is -32
500
4/7÷4/5
What is 5/7
500
5(x - 3) = 20
What is 7
500
the surface area of a cube
What is 6(s)(s)
500
the probability of flipping a tails, choosing a red card, and rolling a 2.
What is 1/24
500
(-12 -8)/2
What is -10
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