Mastering Multiplication and Division Facts for 4th Grade

The video tutorial introduces various strategies to tackle multiplication and division challenges. The narrator's family shares different methods: Mom uses repeated addition, Dad prefers arrays and area models, Lanny enjoys skip counting, Grandma uses number lines, and Grandpa provides practice tests. Each method offers a unique approach to understanding and solving multiplication and division problems. The video concludes with encouragement to practice these strategies for better retention.

What is the basic concept of multiplication as explained by the narrator's mom?

• Adding the same number repeatedly

• Subtracting numbers one by one

• Dividing numbers into equal parts

• Finding the square root of a number

Tags

CCSS.3.OA.A.1

According to mom, how can you calculate 8 divided by 2 if you forget the fact?

• By subtracting 2 from 8 until you reach 0

• By drawing a picture

• By adding 2 four times

• By grouping 8 objects into 2 sets

Tags

CCSS.4.NBT.B.6

How does the narrator's dad visualize multiplication?

• Using a calculator

• Creating arrays and area models

• Drawing circles

• Using a ruler

Tags

CCSS.4.NBT.B.5

What does dad's rectangular area model help to visualize?

• The division of areas into equal parts

• Both B and C

• The perimeter of shapes

• The multiplication of side lengths

Tags

CCSS.4.NBT.B.5

What method does Lanny prefer for solving multiplication and division problems?

• Skip counting

• Guessing the answer

• Asking a friend

• Looking up answers online

Tags

CCSS.4.NBT.B.6

How many times do you skip count by 5s to reach 20, according to Lanny?

• 3 times

• 6 times

• 4 times

• 5 times

Tags

CCSS.1.NBT.A.1

How does grandma utilize number lines for multiplication?

• By measuring the line with a ruler

• By drawing circles

• By making equal jumps on the line

• By erasing parts of the line

Tags

CCSS.3.OA.C.7

Using grandma's method, how many jumps of 7 do you need to reach 14 on a number line?

• Four

• One

• Two

• Three

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

What is the result of 12 times 4 as tested by grandpa?

• 48

• 44

• 36

• 52

Tags

CCSS.3.OA.A.1

What is the result of dividing 42 by 6 as per grandpa's test?

• 7

• 6

• 9

• 8

Tags

CCSS.3.OA.A.2