Word Problems
There were some rabbits in a pen. Altogether I counted 56 feet. How many rabbits were in the pen?
14 rabbits
Prime Number
A number that has exactly two unique factors, 1 and itself. (2, 3, 5)
All of the possible remainders when the divisor is 12
0,1,2,3,4,5,6,7,8,9,10,11
The factors of 17
1 and 17
498 X 7
3,486
The smallest 2 digit prime number
11
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 terms you learned in this unit to describe the number 36
composite, even, square, multiple of 1,2,3,4,6,9,12,18,and/or36, Is a factor of 36, 72, 108, etc...
Write a related sentence that uses multiplication for 45 divided by 6 or (45 / 6).
7 x 6 + 3 = 45
The number of factors that 28 has
6
632 / 9
70 R2
It is divisible by 10. The tens digit is equal to the number of legs on an insect.
60
Pens cost $1.29 each. Use mental math to figure out how much it will cost to buy five pens.
$6.45
What these words have in common: quotient, sum, product, and difference...
They are answers: quotient/division, sum/addition, product/multiplication, difference/subtraction
The quotient is 13. The divisor is 6. The remainder is 3. Name the dividend...
81
An example of a number that has exactly three different factors.
Any number that is a square of a prime number, such as 4, 9, 25, 49, etc.
The least common multiple of 4, 6 and 8
24
It is odd. It is prime. The product of the digits is 15.
53
Bradley has been collecting recycled cans for a charity drive. Each can is worth $.05. Bradley has raised $2.35. How many more cans does he need to collect in order to have a donation of $5.00?
53 cans
What are the divisor and dividend and how are they related
The divisor is the number in a division problem that divides into another number, known as the dividend
Kolton said that 23 / 0 = 0 but Gracie disagreed and said there is no answer.
Explain how you know who is right...
Gracie is right since multiplication sentence that corresponds to the division problem is 0x0 = 23, which is false. No answer is possible which means it is UNDEFINED.
The factors of 39
1, 3, 13 and 39
Explain how to multiply 299 times 4 in your head
1,196
Round, multiply and subtract
It is composite. The digits have a sum of 12. One of he factors is 13.
39
If hot dogs come in packages of eight and buns come in packages of 12, what is the minimum number of hot dogs and bun packages needed so every bun has one hot dog?
3 packages of hot dogs and 2 packages of buns
Explain how a multiple and a factor are alike and different
Both describe multiplicative relationships; a factor is a number that divides exactly into a given whole number, and a multiple is a number that is a product of a given number and a whole number.
Make up a division problem with a quotient of Three and One Half (3 1/2) in which the answer includes 3 as the remainder.
answers vary
The Greatest Common Factor of 24 and 18
6
I'm thinking of a smallest number that when divided by 4 has a remainder of 3, but when divided by 5 has a remainder of 0.
15
The digits sum is 9. It is odd. It is a square number.
81