Divisibility Rules for 2, 5, and 10

The video tutorial introduces divisibility rules, focusing on numbers 2, 5, and 10. It explains that a number is divisible by another if it divides evenly with no remainder. The tutorial provides specific rules: even numbers are divisible by 2, numbers ending in 0 or 5 are divisible by 5, and numbers ending in 0 are divisible by 10. These rules help in understanding patterns and are useful for learning fractions.

What does it mean for a number to be divisible by another number?

• It can be divided with a remainder

• It can be divided with no remainders

• It can be divided into equal parts

• It can be divided into three parts

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CCSS.4.OA.B.4

Which of the following is an example of a number divisible by 2?

• 3

• 5

• 7

• 4

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CCSS.2.OA.C.3

What should you ensure is at the top of your page before starting the lesson?

• The lesson objectives

• The title and date

• A list of materials needed

• Your name and class

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CCSS.RI.6.3

CCSS.RI.7.3

CCSS.RI.8.3

CCSS.RI.9-10.3

CCSS.RI.9-10.5

What should you do if you need more time to write down the rules?

• Pause the video

• Rewind the video

• Fast forward the video

• Skip the video

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CCSS.RI.6.7

CCSS.RL.6.7

CCSS.RL.7.7

CCSS.RL.8.7

CCSS.RL.9-10.7

What is the rule for a number to be divisible by 2?

• It must be an odd number

• It must end in 0, 2, 4, 6, or 8

• It must be a prime number

• It must end in 1, 3, 5, 7, or 9

Tags

CCSS.4.OA.B.4

Which of the following numbers is divisible by 2?

• 37

• 18

• 25

• 13

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CCSS.2.OA.C.3

What is the rule for a number to be divisible by 5?

• It must end in 0 or 5

• It must end in 1 or 6

• It must be an even number

• It must be a multiple of 3

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CCSS.3.OA.D.9

Which of the following numbers is divisible by 5?

• 53

• 22

• 35

• 47

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CCSS.4.OA.B.4

What is the rule for a number to be divisible by 10?

• It must end in 1

• It must be a prime number

• It must end in 5

• It must end in 0

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CCSS.4.OA.B.4

Which of the following numbers is divisible by 10?

• 60

• 73

• 89

• 45

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CCSS.4.OA.B.4