Two race cars are driving around a track. One car passes the finish line every 9 minutes. The other car passes the finish line every 12 minutes. If they started at the same time, how long will it take for the race cars to pass the finish line at the same time?
What is 36 minutes
100
Is 4 a prime number and why or why not?
4 is not a prime number because the factors are 1, 2 and 4
1x4=4, 2x2=4 and 4x1=4
200
What is the greatest common factor of 42 and 54
What is 6
200
What is the least common multiple of 8 and 4
What is 24
200
the numbers we multiply together to get another number
What is a factor?
200
Manuel has two pieces of string that measure 7 and 30 feet long. He wants to cut each of them into smaller pieces that are the same length. What is the greatest length he can cut them into with nothing left over?
1 foot long pieces
200
What are the first 6 prime numbers?
What is 2, 3, 5, 7, 11, 13
300
What is the greatest common factor of 21 and 36 and 15
What is 3
300
the least common multiple of 10, 3 and 5
What is 30
300
A number greater than one that can be divided evenly by 1 and itself.
What is a prime number?
300
Angel and Jason are not very good about doing their chores. Angel does his chores every 5 days. Jason does his chores every 3 days. If they both did their chores today, when will they both do their chores at the same time again?
in 15 days
300
Find the prime factorization for 45
What is 3x3x5=45
400
What is the greatest common factor of 144 and 96
What is 12
400
the least common multiple of 6, 12 and 9
What is 36
400
the process of finding the factors for a number that are all prime.
What is prime factorization?
400
Miss Hubbard is making treat boxes. She has 44 chocolate kisses and 32 starbursts. What is the greatest number of treat boxes she could make? How many chocolate kisses and how many starbursts will be in each box?
4 boxes
11 chocolate kisses and 9 starbursts in each box.
400
How many ways can we set up 54 chairs in even rows for a presentation?
There are 8 ways:
1-54 54-1 3-18 18-3
2-27 27-2 6-9 9-6
500
What is the greatest common factor of 88, 96 and 40
What is 8
500
the least common multiple for 6, 9 and 13
What is 54
500
What is the difference between factors and multiples
What is factors make up a number and multiples are like skip counting
500
Juan likes to make fruit baskets. He has 20 oranges, 36 pears, and 28 bananas. What is the greatest number of fruit baskets he can make? How much of each fruit would be in each basket?
4 baskets
5 oranges, 9 pears and 7 bananas
500
How many ways can we put 48 cookies into baggies?
There are 10 ways:
1-48 48-1 4-12 12-4
2-24 24-2 6-8 8-6
3-16 16-3