| Factors & Multiples | Divisibility | Prime & Composite Numbers | Powers & Exponents | GCF & LCM |
|---|---|---|---|---|
|
8, 16, 24, 32, 40
What are the first 5 multiples of 8? |
A number is divisible by 2 if the ones digit is even.
What is the rule for divisibility by 2?
|
A whole number that has exactly two factors, 1 and itself.
What is a prime number?
|
Written as a smaller number at the top right corner of the base number.
How is an exponent written? |
8
What is the GCF of 32 & 40? |
|
1, 2, 13, 26
What are the factors of 26? |
A number is divisible by 3 if the sum of its digits is divisible by 3.
What is the rule for divisibility by 3?
|
Any whole number greater than 1 that has more than two factors
What is a composite number?
|
10 x 10 x 10 x 10
Expand 10^4
|
100
What is the LCM of 20 & 25? |
|
1x36
9x4 6x6 12x3
What are all the possibilities of creating a rectangle with an area of 36?
|
A number is divisible by 5 if the one's digit is 0 or 5.
What is the rule for divisibility by 5?
|
Prime
Is 37 prime or composite?
|
32
Simplify 2^5 |
4
What is the GCF of 20 & 12? |
|
9, 18, 27, 36, 45
What are the first 5 multiples of 9?
|
No, because the one's digit is odd.
Is 2, 345 divisible by 2? Why or why not?
|
Composite
Is 42 prime or composite?
|
27
Simplify 3^3 |
210
What is the LCM of 42 & 70? |
|
1, 2, 4, 7, 14, 28
What are the factors of 28?
|
No, because the sum of the numbers is not divisible by 3.
Is 34, 456 divisible by 3?
|
Composite
Is 9 prime or composite?
|
(-2)^4 x (-3)^2
Write using exponents: (-2) (-2) (-2) (-2) (-2) (-3) (-3) |
2
What is the GCF of 136 & 162?
|
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