Show:
Least Common Multiple
Dividing Decimals
Adding and Subtracting Decimals
Greatest Common Factor
Multiplying Decimals
100
What is the least common multiple of 15 and 25?
What is 75?
100
What is .12 divided by .3?
What is .4?
100

82.9 + 4.5017

What is 87.4017

100

What is the GCF of 16, 40?

What is 8?
100

8 × 0.2

What is 1.6

200
What are the two methods used to find Least Common Multiple?
What is "the List Method and the Prime Factorization Method"?
200
What is 3.8 divided by .16?
What is 23.75?
200

3.092-1.308

What is 1.784

200

What is the GCF of 28, 42?

What is 14?


200

60.8 x 2.75=

167.20

300
What is the least common multiple of 15 and 100?
What is 300?
300

While dividing decimals, what must you do when you have a remainder at the end of your answer?

What is "you must add a zero to the end of the dividend, bring it down to the remainder, and continue dividing"?

300

0.987 + 3.442

What is 4.429

300

Devon is making emergency-preparedness kits to share with friends. She has 18 bottles of water and 12 cans of food, which she would like to distribute equally among the kits, with nothing left over. What is the greatest number of kits Devon can make?

What is 6?

300

5.2 x 1.5

What is 7.8?

400
Xavier collected 12 seashells at the beach, while his friend Jim collected 36. What is the least common multiple of their collections?
What is 72?
400
Ice cream at a local fair costs $2.50 per cone. You brought $12. How many ice cream cones can you buy?
What is 4? (Answer - 4.8; you must round.)
400

A botanist was measuring how tall her plant grew. After two weeks it had grown 15.46 inches. The second week alone it had grown 5.56 inches! How much did it grow the first week?

Who is 9.9?

400

Kiara baked 30 oatmeal cookies and 48 chocolate chip cookies to package in plastic containers for her friends at school. She wants to divide the cookies into identical containers so that each container has the same number of each kind of cookie. If she wants each container to have the greatest number of cookies possible, how many plastic containers does she need?

What is 6?


400

Benjamin bought 12 goldfish. Each goldfish cost $0.98. How much did Benjamin spend?

What is 11.76?

500
David and Rob flew their model airplanes 10 times each. David's crashed 7 times, while Rob's crashed 8 times. What is the least common multiple of their model plane crashes?
What is 56?
500

52.89 ÷ 4.3

12.3

500

Adam bought 4.8 lbs of cherry and lime jelly beans for his birthday party. If 2.3 lbs were cherry flavor, how many pounds were lime flavor?

What is 2.5

500

The table below shows the number of students in the school choir:

Students Number

Girls 48

Boys 64

The choir teacher plans to arrange the students in equal rows. Only girls or boys will be in each row. What is the greatest number of students that could be in each row?

What is 16?

500

The book store is having a sale on bookmarks. Each bookmark is on sale for $0.84. Each student in Ms. Duke's class decides to buy a bookmark. There are 23 students in Ms. Duke's class. How much will the class spend on bookmarks at the book store?

What is $19.32?