What is the same/different about these numbers

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Presentation transcript:

What is the same/different about these numbers What is the same/different about these numbers? List as many things as possible. 7, 9, 12

Learning Journey – Factors and Multiples I can list factors of a number. I can list multiples of a number. I can identify prime numbers. I can find the Highest Common Factor of 2 or more numbers by listing. I can find the Lowest Common Multiple of 2 or more numbers by listing. I can express a number as a product of its prime factors. I can solve worded problems involving Highest Common Factor and Lowest Common Multiple. I can calculate the Highest Common Factor of 2 or more numbers. I can calculate the Lowest Common Multiple of 2 or more numbers. I can find 2 numbers with a given Highest Common Factor and Lowest Common Multiple.

Keyword Definition Odd Even Factor Multiple Prime Common HCF LCM Even Factor Multiple Prime Common HCF LCM Express Product PFD

Super 9 – Factors and Multiples List the first 10 multiples of 6. List the factors of 24. Which of the following are prime? 1, 2, 5, 9, 12, 15, 17, 21, 23 State reasons for your answers. What is the Lowest Common Multiple (LCM) of 16 and 20? Show how you got your answer. What is the Highest Common Factor (HCF) of 36 and 48? Show how you got your answer. Express 96 as a product of its prime factors. Burgers are sold in packs of 6. Buns are sold in packs of 8. What is the minimum number of packs of burgers and buns you can buy to ensure there are none left over? Party bags contain 3 packs of sweets, 2 balloons and 4 stickers. I have 57 packs of sweets, 45 balloons and 62 stickers. Do I have enough items to make 15 party bags? Show how you know. State 2 numbers with a HCF of 6 and a LCM of 120. Are there any others?

Super 9 – Factors and Multiples List the first 10 multiples of 6. List the factors of 24. Which of the following are prime? 1, 2, 5, 9, 12, 15, 17, 21, 23 State reasons for your answers. What is the Lowest Common Multiple (LCM) of 16 and 20? Show how you got your answer. What is the Highest Common Factor (HCF) of 36 and 48? Show how you got your answer. Express 96 as a product of its prime factors. Burgers are sold in packs of 6. Buns are sold in packs of 8. What is the minimum number of packs of burgers and buns you can buy to ensure there are none left over? Party bags contain 3 packs of sweets, 2 balloons and 4 stickers. I have 57 packs of sweets, 45 balloons and 62 stickers. Do I have enough items to make 15 party bags? Show how you know. State 2 numbers with a HCF of 6 and a LCM of 120. Are there any others? 6 36 12 42 18 48 24 54 30 60 1 x 24 2 x 12 3 x 8 4 x 6 2, 5, 17, 23 80 12 2 x 2 x 2 x 2 x 2 x 3 Yes, you have enough for: 19 packs with balloons 22 packs with sweets and 15 packs with stickers 4 packs of burgers 3 packs of buns 6 and 120

Learning Journey – Factors and Multiples I can list factors of a number. I can list multiples of a number. I can identify prime numbers. I can find the Highest Common Factor of 2 or more numbers by listing. I can find the Lowest Common Multiple of 2 or more numbers by listing. I can express a number as a product of its prime factors. I can solve worded problems involving Highest Common Factor and Lowest Common Multiple. I can calculate the Highest Common Factor of 2 or more numbers. I can calculate the Lowest Common Multiple of 2 or more numbers. I can find 2 numbers with a given Highest Common Factor and Lowest Common Multiple. 5 2 6 1 9 3 4 7&8