Unit 1 and 2 | Baamboozle - Baamboozle | The Most Fun Classroom Games!

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These are the numbers you multiply together to get a product.

Factors

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It is a whole number greater than 1 that has only 2 factors, 1 and itself.

Prime Number

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It has more than 2 factors. It can be divided exactly by a whole number besides 1 and itself.

Composite Number

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These are factors which are prime numbers.

Prime Factors

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It is the method of finding the multiplication of prime factors to get the original number.

Prime Factorization

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A shortcut for writing repeated multiplications by the same number.

Index Notation

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What are the first 5 prime numbers?

2, 3, 5, 7, 11

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It is the highest number that can be divided exactly in each of two or more numbers.

Highest Common Factor (HCF)

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A result in multiplying one number to another number.

Multiple

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Is the lowest quantity that is a multiple of two or more given quantities.

Lowest Common Multiple (LCM)

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What are the common factors of 6 and 9?

1 and 3

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What are the 3 methods to find the HCF and LCM?

Listing Method, Prime Factorization Method, Repeated Short Division

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What is the highest common factors of 18 and 30?

6

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Is 40 a multiple of 5? Why?

Yes, because 40 can be divided exactly by 8.

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What is the lowest common multiple (LCM) of 6 and 8?

24

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How many prime numbers are there from 1 to 100?

25

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