Multiples
The first 6 multiples of 8
8, 16, 24, 32, 40, and 48
What is an exponent?
The small number that tells us how many times to multiply the base number by itself
3 Rule of Divisibility
Add the digits and the sum must be divisible by 3
What is the associative property (according to the song)?
Change the grouping order / using parentheses
5 + 6 x 2
17
The first 6 multiples of 9
9, 18, 27, 36, 45, and 54
List the factors of 12
1,2,3,4,6 and 12
Add the digits and the sum must be divisible by 9
9 Rule of Divisibility
What property is this?
13 + 28 + 57 = 13 + 57 + 28
Commutative (flip flop those factors)
7 x 2 - (6 + 4)
4
Lowest common multiple of 3 and 7
21
List the factors of 24
1,2,3,4,6,8,12 and 24
6 Rule of Divisibilty
The number must be EVEN and divisible by 3
What property is this?
43 x 7 = (40 + 3) x 7
Distributive Property (break one factor down)
8 divided by (4 - 2)
4
The first 4 multiples of 13
13, 26, 39 and 52
List the factors of 37
1 and 37
Write a 3-digit number that is divisible by 9 with a 3 in the tens place
Any appropriate answer
What property could help you?
I want to gift all of my friends with a 30 zloty gift card. I have 13 friends from school and 19 friends from home. How much money will I need?
Associative: you should group 13 and 19 together first and then multiply by 30.
You might also use distributive to multiply.
What does GEMDAS stand for?
Grouping Symbols, Exponents, Multiplication, Division, Addition, Subtraction
Lowest common multiple of 5 and 8
40
Greatest Common Factor between 18 and 24 (List them out first and circle)
6
Write a 3-digit number that is divisible by 6 with a 1 in the hundreds place
Any appropriate response
Which property could help you?
I want to carve pumpkins for Halloween. I get 4 friends to join me and we start carving. Each pumpkin has about 120 seeds and we carve 5 each. How many pumpkin seeds will we have all together?
Commutative: multiply 4 x 5 first to get a friendly number!
Use order of operations: I want to gift all of my friends with a 25 zloty gift card. I have 19 friends from school and 21 friends from home. How much money will I need?
1000 zloty