Factors
What are the factors of 17?
1 and 17
There are some rabbits in a pen. Altogether I counted 56 feet. How many rabbits were in the pen?
14 rabbits
Give a definition of a prime number
A number that has only 2 factors, one and itself.
What reminders are possible if the divisor is 12?
(0),1,2,3,4,5,6,7,8,910,11,
The smallest two digit prime number
11
How many factors does 28 have?
6
How many cars are needed to take 46 Girl Scouts to the community center after school if each car holds six Girl Scouts in addition to the driver?
8 cars
Use three math vocabulary words to tell about the number 36
Possible answers:
composite, even, square, multiple of 1,2,3,4,6,9,12,18
Give a related sentence that uses multiplication for 45 divided by 6
(7x6)+3=45
It is divisible by 10. The tens digit is equal to the number of legs on an insect
60
Give an example of a number with exactly three different factors
any number that is a square of a prime number such as 4, 9,25,49, etc
Pens cost $1.29 each. Use mental math to figure out how much it will cost to buy 5 pens
Students must explain their strategy to find the
total of $6.45
What do the words product, sum, quotient and difference have in common?
They describes the answer to these operations, multiplication, addition, division, and subtraction
the quotient is 13, the divisor is 6, and the remainder is 3...what is the dividend?
81
It is odd. It is prime. The product of its digits is 15
53
List the factors of 39
1,3,13,39
Don has been collecting recycled cans for a charity drive. Each can is worth 5 cents. Don has raised $2.35. How many more cans does he need to collect in order to make a $5.00 donation?
53 cans
What are the divisor and dividend?
The divisor is the number in a division problem that divides into another number (the dividend)
Jon said 23 divided by 0=0 but Carla disagreed and said there is no correct answer. Who is right? Explain.
Carla is right since the multiplication sentence that corresponds to the division problem is 0x0=23, which is false. No answer is possible which means the problem is "undefined"
It is composite. The digits add to 12. One of the factors is 13
39
What is the greatest common factor of 24 and 18?
6
If hot dogs come in packs of 8 and buns come in packs of 12, what is the minimum number of hot dog and bun packages needed so every bun has a hot dog?
3 packages of hot dogs and 2 packages of buns
Explain how a factor and multiple are alike
Terms used in multiplicative relationships, a factor divides into a whole number, the multiple is a number that is the product of a given number and a whole number
Make up a division problem with the quotient of
3 1/2 in which the answer includes 3 as a remainder
answers vary
The sum of the digits is 9. It is odd. It is a square number.
81