Exploring Recording Techniques with Screencast-O-Matic

What is the area of a rectangle with dimensions 6 units by 7 units?

• 13 units squared

• 42 units squared

• 48 units squared

• 35 units squared

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

How can the multiplication of 6 and 7 be simplified using smaller arrays?

• 6*4 + 6*3

• 6*6 + 6*1

• 6*7 + 6*0

• 6*5 + 6*2

Tags

CCSS.3.OA.B.5

What is the result of 6 times 5 plus 6 times 2?

• 42

• 32

• 52

• 12

Tags

CCSS.3.OA.B.5

How is the area of an 8 by 8 square calculated using split arrays?

• 8*4 + 8*4

• 8*5 + 8*3

• 8*7 + 8*1

• 8*6 + 8*2

Tags

CCSS.4.NBT.B.5

What is the total area of the split arrays 8*5 and 8*3?

• 24 square units

• 40 square units

• 85 square units

• 64 square units

Tags

CCSS.2.OA.C.4

What is the area of a rectangle split into parts 8*5 and 8*3?

• 15 units squared

• 39 units squared

• 64 units squared

• 85 units squared

Tags

CCSS.3.MD.C.7D

What is the simplified calculation for an array of 9 by 12?

• 9*10 + 9*2

• 9*6 + 9*6

• 9*8 + 9*4

• 9*11 + 9*1

Tags

CCSS.3.OA.B.5

What is the result of 9 times 10 plus 9 times 2?

• 108

• 92

• 120

• 102

Tags

CCSS.3.OA.B.5

How does splitting an array help in simplifying multiplication?

• Increases the number of operations

• None of the above

• Reduces larger numbers into smaller, manageable parts

• Only changes the visual representation

Tags

CCSS.4.NBT.B.5

What is the benefit of breaking down the multiplication of array dimensions?

• Provides practice for addition

• Makes calculation easier

• None of the above

• Helps in understanding division

Tags

CCSS.4.NBT.B.5