Finding Percentages with a Hundreds Grid

What is the purpose of using a hundreds grid in this tutorial?

• To measure the length of a line

• To calculate percentages of a number

• To count the number of units

• To find the area of a shape

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.A.2

How many individual units are there in a hundreds grid?

• 10

• 50

• 100

• 200

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CCSS.2.NBT.A.1

CCSS.2.NBT.B.7

If the entire grid is worth 30, what is the value of each individual unit?

• 10/3

• 1/3

• 3/10

• 1/10

Tags

CCSS.5.NF.B.3

How can you represent 20% on a hundreds grid?

• By shading 40 units

• By shading 10 units

• By shading 20 units

• By shading 30 units

Tags

CCSS.5.NF.B.3

What is the total value when all units in the grid are added up?

• 10

• 40

• 20

• 30

Tags

CCSS.5.NBT.B.7

How much is one vertical column worth if each unit is 3/10?

• 3

• 2

• 1

• 4

Tags

CCSS.5.NF.B.3

What is 20% of 30?

• 9

• 12

• 6

• 3

Tags

CCSS.5.NBT.B.5

CCSS.5.NF.B.4

CCSS.5.NF.B.5

CCSS.5.NF.B.6

How many units would you shade to represent 33% on a hundreds grid?

• 33

• 20

• 40

• 10

Tags

CCSS.5.NF.B.3

What is the value of three columns if each unit is worth 3/10?

• 9

• 6

• 12

• 15

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CCSS.5.NF.B.4

CCSS.5.NF.B.5

CCSS.5.NF.B.6

What is 33% of 30?

• 10

• 9.9

• 9

• 6

Tags

CCSS.5.NBT.B.7

CCSS.5.NF.B.3

CCSS.5.NF.B.4

CCSS.5.NF.B.5

CCSS.5.NF.B.6