Division
What is 72 divided by 8?
9
Alex is 8 times as tall as his puppy. His puppy is 30 cm tall. How tall is Alex?
240 cm
What is a prime number?
A number that has 2 factors; one and itself.
____ x 10 = 270
27
The girl scout troop was going on a field trip. There were 100 girls, and each bus could seat 18 people. How many buses would they need for everyone to go?
6 buses
What is 64 divided by 5?
12 R4 or 12 4/5
The new garden in my yard is 18 by 12 feet. What is the area of the garden?
216 sq. feet
What is a composite number?
A number that has more than 2 factors and is divisible by multiple different numbers.
100 x ____ = 700
7
My sister, brother, and I got a pack of 17 cookies. How many cookies do we each get?
5 2/3
Aydan made 25 donuts. He wants to put 3 donuts in each bag. How many bags will he need? Explain your answer.
9 bags. You have to round the remainder up so that all of the donuts can be in a bag.
Fill in the blank:
15 x 10 = (___ x 10) + (5 x 10)
10
List all the factors of 64.
1, 2, 4, 8, 16, 32, 64
24 x 16
384
A teacher has 43 crayons to give to 18 students. If each student receives the same number of crayons, how many crayons does each student get?
2 crayons
The 80 fourth grade students are going on a ride at an amusement park. The ride can seat 6 people per car. How many cars will they need for everyone to ride at the same time?
14 cars
Fill in the blank:
54 x 20 = (50 x 20) + (___ x 20)
4
List all the factors of 39.
1, 3, 13, 39
What is 87 divided by 4?
21 3/4
True or False:
11,882
The 1 in the ten-thousands place has a value that is 100 times greater than the one in the thousands place.
False
Jonah's dad made pancakes for breakfast. He said that they could divide the 15 pancakes evenly among Jonah and his 3 friends. Is this true or false? How do you know?
True; each person will get 3 3/4 of a pancake.
It takes 4 pounds of oranges to make 1 quart of orange juice.
Grace picked oranges everyday for 7 days. She got 8 pounds of oranges each day. How many quarts of orange juice can she make? Show your work.
14 quarts of orange juice
List a composite number greater than 40 with all of its factors.
List a prime number greater than 20 with all of its factors.
Teacher Check!
Livi says that the number 8,652 has 6 hundreds. Elise says that there are 86 hundreds in the number 8,652. Miss Krance says that they are both right. How is that so? Explain.
They are both right because:
6 x 100 = 600
86 x 100 = 8,600
Both have the same place value as their number
True or False:
15,882
The 8 in the hundreds place has a value that is 10 times greater than the 8 in the tens place.
True