Factors
A number is __________ by another number if the quotient is a counting number with no remainder.
Divisible
List the first 10 multiples of 2.
2, 4, 6, 8, 10, 12, 14, 16, 18, and 20.
What is a prime number?
A number with only one factor pair.
Ex: 2, 3, 7, and 13.
What is an ordered set of numbers or objects?
A Pattern
Pat listed all the numbers that have 15 as a multiple. Write the numbers in Pat's list.
29 Stamps
True or False
8 is a factor 58.
False
Is 42 a multiple of 3?
Yes
DOUBLE JEOPARDY
Is 1 a prime or composite number?
Neither.
Write the next six terms.
5, __, __, __, __, __, __
5, 13, 21, 29, 37, 45, 53
The population of Riverdale is 6,735. What is the value of the 7 in the number 6,735?
700
Is 74 divisible by 6?
No
Is 42 a common multiple of 4 and 6?
No. 42 is not a multiple of 4, but it is a multiple of 6.
What is a whole number greater than 1 that has more than two factors?
A composite number
What is the rule?
6, 5, 10, 9, 18, 17, 34, 33
subtract 1, multiply 2
What is the word form for the number 602,107?
six hundred two thousand, one hundred seven
List all the factors for 48.
1, 2, 3, 4, 6, 8, 12, 16, 24, and 48.
True or False
Every whole number is a multiple of 1.
True
True or False:
Every even number greater than 2 is composite.
True. They are always divisible by both 1 and 2.
Bella is making a bead necklace. She strings 1 pink bead, then 3 blue beads, then 1 pink bead, and so on. What rule is she following?
add 1, add 3
A recipe for a vegetable dish contains a total 924 calories. The dish serves 6 people. How many calories are in each serving?
154 calories.
DOUBLE JEOPARDY!!!
What factors are shared with 54 and 72?
(Must list all shared multiples to get double jeopardy points)
1, 2, 3, 6, and 9.
What is the first common multiple of 3 and 6?
6.
3 x 2 and 6 x 1.
I am a number between 60 and 100. My ones digit is two less than my tens digit. I am a prime number. What number am I?
97
Charles was skip counting at the Math Club meeting. He counted 8, 16, 24, 32, 40, and 48. Extend the pattern by 3 more numbers.
56, 64, 72
Pat listed all the numbers that have 15 as a multiple. Write the numbers in Pat's list.
1, 3, 5, 15