Exploring Division Strategies for 3rd Graders

The video tutorial introduces various strategies to help students understand division, including equal groups, number line, related facts, arrays, skip counting, and repeated subtraction. Each method is explained using the division equation 21 divided by 3, demonstrating how to arrive at the answer 7. The teacher aims to provide students and parents with multiple approaches to solve division problems, ensuring they can find a method that works best for them. The video concludes with a recap of the strategies discussed.

What is the purpose of the video tutorial?

• To introduce new multiplication strategies

• To explain subtraction methods

• To help understand division strategies

• To review addition techniques

Tags

CCSS.4.NBT.B.6

CCSS.5.NBT.B.6

How many circles are drawn to solve 21 divided by 3 using equal groups?

• 3

• 2

• 4

• 5

Tags

CCSS.3.OA.A.2

When using a number line to solve 21 divided by 3, how many jumps are made?

• 5

• 6

• 7

• 8

Tags

CCSS.4.NBT.B.6

CCSS.5.NBT.B.6

Which multiplication fact helps solve 21 divided by 3 using related facts?

• 3 x 8 = 24

• 3 x 5 = 15

• 3 x 7 = 21

• 3 x 6 = 18

Tags

CCSS.4.NBT.B.6

How many rows are needed to create an array for 21 divided by 3?

• 2

• 5

• 3

• 4

Tags

CCSS.3.OA.A.2

What is the result of skip counting by threes up to 21?

• 9

• 7

• 8

• 6

Tags

CCSS.2.NBT.A.2

How many times do you count by threes to reach 21 using skip counting?

• 5

• 6

• 7

• 8

Tags

CCSS.1.NBT.A.1

What is the first step in repeated subtraction for 21 divided by 3?

• 21 - 5

• 21 - 4

• 21 - 3

• 21 - 2

Tags

CCSS.3.OA.B.6

How many times do you subtract 3 from 21 in repeated subtraction?

• 5

• 6

• 7

• 8

Tags

CCSS.3.OA.A.3

Which division strategy involves counting back by a specific number on a number line?

• Number line

• Skip counting

• Related facts

• Equal groups

Tags

CCSS.4.NBT.B.6