Math Vocabulary
The answer to a multiplication equation is called the...
PRODUCT
True or False?
1 is a factor of 12
True. 1 is a factor of EVERY whole number.
Write the first five multiples of the number 3.
3,6,9,12,15
Is 18 prime or composite? Explain your thinking.
Composite- it has more than 2 factors
1,2,3,6,9,18.
Jared's street address number has ONLY 2 factors. What could be Jared's address number?
a. 12
b. 19
c. 24
b. 19 - IT IS A PRIME NUMBER!
The product of a given whole number and any other whole number? You can find these numbers by skip counting.
MULTIPLE
True or False?
18 is a factor of 9
Write the first five multiples for the number 9.
9,18,27,36,45
Is the number 9 prime or composite?
Composite- it has more than 2 factors 1,3,9.
Courtney has 24 photos to arrange on 4 gallery walls. Could she evenly distribute the photos on the walls (put the same amount on each wall)? Show how.
Yes. There will be 6 on each wall. 4x6=24
A whole number greater than 1 that has MORE than 2 factors is called
How many factors does 24 have?
8
1, 2, 3, 4, 6, 8, 12, 24
True or False: 5 is a multiple of 25.
FALSE- it is a factor.
Is the number 1 prime or composite? Explain your thinking.
Neither, it has only 1 factor. 1x1
Brad is putting 32 stamps in his photo book? Each page can hold 6 stamps. Can Brad evenly distribute his stamps on the pages? Explain.
No. He can make 6 stamps on 5 pages but 2 stamps will be on the next page.
32 divided by 5= 6 with 2 left over.
A whole number greater than 1 that has EXACTLY 2 factors, 1 and itself is called...
PRIME NUMBER
True or False: The factors of 36 are 1,2,3,4,6,9,12,18,36.
TRUE
True or False: 36 is a multiple of 6.
TRUE- 6x6=36.
True or False: All even numbers are composite.
FALSE- Most even numbers are, but 2 is prime!
Jessica is learning about multiples and factors. She wrote 3 multiples and 3 factors for 15.
Multiples: 1,15,30,45
Factors: 1,3,5,15
Is she correct?
No, Jessica is incorrect
1 is not a multiple of 15.
1 is only a factor of 15.
Numbers multiplied together to give a product are called....
FACTORS
True or False: The factors of 25 are 25,50,75,100...
Mike says 1 is a multiple of 9. Explain why Mike is right or wrong.
Is 450 prime or composite? *Think about the rules we have learned
Composite- it is even and ends in a 0 so it will have 2 and 5 as a factor.
Levi is learning about multiples and factors. He wrote 3 multiples and 3 factors for 27.
Multiples: 27,54,81
Factors: 1,3,9,27
Is he correct?
Yes, Levi is correct!