Factors/Multiples
A number that can be only divided by 1 and itself is called....
Prime Number
Part of a whole number is called a....
Fraction
At a school, 5/6 of sixth graders take a foreign language. Of these students, 2/5 take French. What fraction of the sixth-graders take French?
1/3
A pet owner has 5 dogs and 3 cats. Write the ratio of cats to dogs three different ways.
3 to 5, 3:5, 3 cats to 5 dogs, 3/5
What number goes up but never comes down?
Your age.
List all the factors of 64
1, 2, 4, 8, 16, 32, 64
5/8 + 3/4 =
11/8 = 1 and 3/8
The teacher asks her 18 students, how many students in the class have pets. 5/9 of the students have pets. How many students have pets?
10 students.
A recipe calls for 2 cups of oats and 4 cups of flour. Alicia makes a larger bath mixing 4 cups of oats and 6 cups of flour. Did she use the same ratio? Show your work.
2/4 is equal to 1/2
4/6 is equal to 2/3.
If there are 4 apples, and you take away 3, how many apples do you have?
3
What is the GCF of 36 and 48
What are the steps you need to do when dividing fractions?
Find the reciprocal of the divisor.
Change your division to multiplication.
See if you can cross simplify.
Multiply straight across.
Write answer in simplest form.
Erin buys a bag of peanuts that weighs 3/4 of a pound. Later that week, the bag is 2/3 full. How much does the bag of peanuts weigh now?
1/2 pound.
A train travels 40 miles in 65 minutes. To the nearest tenth of a mile, how far does the train travel per minute?
0.62 miles.
What is the next number in the series? 7,645 5,764 4,576
6,457
List all the pair of numebrs that would have 42 as their LCM.
1, 42
2, 21
3, 14
6, 7
4 divided by 1 and 1/8
3 and 5/9
A container of water holds 1 and 7/8 quarts and a second container holds 5 and 3/4 quarts. How many more quarts does the second container hold?
3 and 7/8
Ellen can read 3 pages in 7 minutes. Rob can read 8 pages in 14 minutes. Who is the faster reader?
Rob is the faster reader.
When Josh was 8, his brother was half his age. Now that Josh is 14, how old is his brother?
10
Write 63 + 15 as the product of the GCF of 63 and 15 and another sum.
3 x (21 + 5) = 3 x 26.
3/4 divided by __________ = 3 and 3/4
1/5
John has 8 and 3/4 gallons of paint. He wants to use 2/5 of the paint to paint his living room. How many gallons of paint will John use? How many gallons will John have left over?
3 and 1/2 gallons.
5 and 1/4
There are 1,920 fence posts used in a 12-kilometer stretch of fence. How many fence posts are used in 1 kilometer of fence?
160 fence posts in 1 kilometer.
If X is an odd number, when a letter is taken away from X and it becomes even. Which is that number?
Seven