Factors & Factor Trees
Prime & Composite
Area & Perimeter
Divisibility
Silvas
Shenanigans
100
Create a factor rainbow for the number 36
1, 2, 3, 4, 6, 9, 12, 18, 36
100
***Double Jeopardy***Define prime
A prime number only has two factors: 1 and itself
100
Define perimeter
Perimeter is the distance along the edge of a shape
100
What is the divisibility rule for 2?
The number has to end in an even number in order to be divisible by 2.
100
List the factors of the following number: 18
1, 2, 3, 6, 9, 18
200
List all of the factors for the following number: 48
1, 2, 3, 4, 6, 8, 12, 16, 24, 48
200
Define composite and give an example
A composite number has more than two factors
200
A square's side lengths are equal to 6 inches. What is the perimeter of the square?
6 + 6 + 6 + 6= 24 inches
200
***Double Jeopardy***Is the number 236 divisible by 6?
No because it is not divisible by 2.
200
A parallelogram has a base of 14cm and a height of 9cm. What is the area of the parallelogram?
14x9= 126 squared cm
300
***Double Jeopardy***List all of the factors of the following number: 88
1, 2, 4, 11, 44, 88
300
Identify all of the composite numbers from the following list: 1, 2, 5, 7, 15, 21, 23, 46, 57, 68
2, 15, 21, 46, 68
300
A rectangle has a height of 7 feet and a base of 12 feet. What is the area of the rectangle?
A= 84 square feet
300
List all of the rules that apply to the number 615.
Rules 3 and 5
300
Give the area and perimeter of a square that has a a height and base of 10 yards.
Area= 100 square yards Perimeter: 40 yards
400
Create a factor tree for the following and give the prime factorization of the number: 96
2x2x2x2x2x3
400
Tell whether each number is prime or composite: 19, 28, 63, 144, 271, 547
19=prime 28=composite 63=composite 144=composite 271=composite 547=prime
400
A triangle has a base of 18cm and a height of 9cm. What is the area of the triangle?
A= 81 squared cm
400
***Double Jeopardy*** Decide which rules apply to each of the following numbers: 16, 30, 53
16: Rule 2 30: Rule 2, 3, 5, 6, 10 53: none of the rules apply to this number. The number is prime
400
What is so special about the number 2?
The number two is the only even number that is prime.
500
Create a factor tree AND then give the prime factorization of the following number: 480
480: 2x2x2x2x2x3x5
500
List 3 prime numbers and 3 composite numbers
Answers will vary
500
Rectangle A has a height of 7ft and a base of 8ft. Rectangle B has a height of 14ft and a base of 3ft. Which rectangle has a larger area?
Rectangle A
500
Define each rule for 2, 3, 5, 6 and 10
2= ends in an even # 3=the sum of the digits is divisible by 3 5= ends in 5 or 0 6=divisible by 2 and 3 10= ends in 0
500
Determine whether each number 10-20 is prime or composite.
10= composite 11=prime 12=composite 13=prime 14=composite 15=composite 16=composite 17=prime 18=composite 19=prime 20=composite
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