Essential Division Strategies for 3rd Graders

In this video, Miss B introduces common core division, explaining key terms like dividend, divisor, and quotient. She demonstrates various strategies for solving division problems, including equal groups, repeated subtraction, array model, and number line. Each method is explained with examples, using the equation 18 divided by 3. The video concludes with a bonus tip and a preview of the next topic on money.

What is the term used for the large number being divided in a division equation?

• Dividend

• Quotient

• Product

• Divisor

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CCSS.3.OA.A.2

In the equal groups strategy, how many dots will each circle have if 18 is divided by 3?

• 3

• 18

• 6

• 9

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CCSS.3.OA.A.2

What strategy involves distributing dots into circles?

• Number line

• Equal groups

• Repeated subtraction

• Array model

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CCSS.4.NBT.B.5

What is the result of 18 divided by 3 using the repeated subtraction strategy?

• 8

• 7

• 6

• 5

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CCSS.3.OA.B.6

How many times do you subtract the divisor from the dividend in the repeated subtraction strategy for 18 divided by 3?

• 3

• 4

• 5

• 6

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CCSS.3.OA.B.6

Which strategy is described as sharing a big number with a certain amount of people?

• Equal groups

• Repeated subtraction

• Array model

• Number line

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CCSS.4.NBT.B.6

CCSS.5.NBT.B.6

In the array model strategy, how many rows will you have when dividing 18 by 3?

• 9

• 18

• 6

• 3

Tags

CCSS.3.OA.A.2

What is the main concept behind the array model strategy for division?

• Subtracting repeatedly

• Counting by threes

• Drawing circles

• Creating rows and columns

Tags

CCSS.3.OA.A.2

How many jumps will be on the number line when dividing 18 by 3?

• 3

• 6

• 18

• 9

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CCSS.4.NBT.B.6

CCSS.5.NBT.B.6

What is the quotient when dividing 18 by 3 using the number line strategy?

• 9

• 12

• 6

• 3

Tags

CCSS.3.OA.A.2