Find the Greatest Common Factor & Least Common Multiple
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Find the GCF of 12 and 18 | 6
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| Find the GCF of 12 and 66 | 6
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| Find the GCF of 18 and 30 | 6
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| Find the GCF of 32 and 48 | 16
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| What are the common factors of 36 and 48? | 2, 3, 4, 6, 12
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| How many factors do prime numbers have? | two, 1 and itself
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| Bryan is making balloon arrangements. He has 8 blue and 12 green balloons. What is the greatest amount of arrangements he can make if he wants them to be identical? | 4 arrangements
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| Gina has 60 carrot sticks & 42 celery sticks. She wants to package them in plastic bags so that each bag has an equal number of carrot sticks & an equal number of celery sticks. What is the greatest number of bags she can put together? | 6 bags
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| What are the first six multiples of 3? | 3, 6, 9, 12, 15, 18
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| Find the LCM of 2 and 3 | 6
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| Find the LCM of 14 and 21 | 42
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| Find the LCM of 6 and 15 | 30
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| Find the LCM of 12 and 18 | 36
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| Find the GCF of 24, 30, and 42 | 6
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| Find the GCF of 21, 24, and 27 | 3
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| Find the LCM of 4, 5, and 10 | 20
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| At the grand opening of the store, every 6th customer to enter the store is given a $10 gift certificate & every 9th customer is given a coupon for 10% off their total purchase. Which customer will be the first to receive both gifts? | 18th customer
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| Kim waters her plants every two days. She trims them every 15 days. She did both today. When will she do both again on the same day? | 30 days
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
ginamiddleton
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