Definitions
Order
Combinations
Solve
Prime factorization
100
What does “Please Excuse My Dear Aunt Sally” stand for?
PEMDAS
100
30 - 20 + 40 - 10 + 100
left to right
100
What is PEMDAS?
Parentheses Exponents Division Multiplication Addition Subtrction
100
30 - 20 + 20
30
100
Find the prime factorization for 35
3 x 7
200
What is prime factorization?
A factor that is a prime number: one of the prime numbers that, when multiplied, give the original number.
200
80 + 30 x 5 - 20 + 50 x 2
Multiplication Addition Subtraction
200
In a problem only with addition and subtraction and subtraction comes first do you follow PEMDAS?
You don't follow PEMDAS, You go for left to right
200
(2 x 40) - (10 + 60)
10
200
Find the prime factorization for 100
2^2 • 5^2
300
What is a prime number?
A number that can only have 2 factors
300
3 x 5 + (7 + 8 - 10) x 2
Parentheses Multiplication Addition
300
What order would you solve this in? 3^3 / 9 + 62
Exponents Division Addition
300
30 / (10 + 20)
1
300
Find the prime factorization for 150
2 • 3 • 5^2
400
What is a composite number?
A number that has more than 2 factors.
400
30 / 5 - (7 ^ 7 - 49) / 1
Parentheses Division Subtraction
400
What is an exponent?
An exponent is how many times you multiply a number itself.
400
400 + 20 - (200 / (20 x 10))
419
400
Find the prime factorization for 300
2^2 • 3 • 5^2
500
Come up with an acronym that has daughter in it for PEMDAS.
Example People Exit My Daughters Acting School
500
8 - 3 / (5 ^ 2 - 20) x 4
Parentheses Multiplication Division Subtraction
500
What other acronym goes with pemdas?
Please Excuse My Dear Aunt Sally
500
(3 ^ 2) + (9 + 1) + (5 x 2)
29
500
Find the prime factorization for 500
2^2 • 5^3
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