Math Properties
What property is this?
18 + 5 = 5 + 18
Commutative
Is this a mixed number, improper fraction, or neither?
12 / 5
Improper fraction
Is 2 a factor of 40?
Yes, because 2 × 20 = 40.
Is 7 prime?
Yes, because the only factors are 1 and 7.
What is the name of this school?
South Middle School
What property is this?
4 × 3 × 2 × 1 = (4 × 3) × (2 × 1)
Associative
True/False:
An improper fraction is always greater than one.
True
What are the factors of 9?
1, 3, 9
Is 1 a prime number? Explain why or why not.
1 is not prime because it is a square number.
TRUE/FALSE: It rained on Monday
Does subtraction follow the associative property? Yes or No
No
Example:2 - 1 ≠ 1 - 2
Convert to an improper fraction:
6 1/4
25/4
1, 2, 13, 26
Is 31 a prime number? Show your work.
The only factors are 1 and 31, so 31 is a prime number!
SPECIAL ROUND: Teachers/Mentors hide your name tags! Name as many people in the classroom as possible. The team with the most names wins!
N/A
Simplify this:
12(b + 4)
12x + 48
Convert to a mixed number:
33 / 5
6 3/5
What are the factors of 60?
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60
Is 51 prime?
No, 3 × 17 = 51
What color shirt was Mr. Jay wearing on Wednesday?
Green
Simplify (write your answer in terms of "a"):
2(3(a + 5) - 4)
2(3(a + 5) - 4)
= 2(3a + 15 - 4)
= 6a + 30 - 8
= 6a + 22
Solve:
(14 / 3) + (5 1/3)14 / 3 = 4 2/3
4 2/3 + 5 1/3 = 10
What is the largest factor that both 28 and 42 have?
7
Do prime factorization for 40
40
= 5 × 8
= 5 × 4 × 2
= 5 × 2 × 2 × 2
SPECIAL ROUND: How tall is Mr. Jay? You can give your answer in either feet + inches or in centimeters. Everyone will reveal their answer at the same time, and the closest answer will win.
5 ft 8 in or 172.72 cm