Mastering Multiplication by Ten

What was the initial problem the narrator faced?

• Multiplying by 5

• Multiplying by 2

• Multiplying by 10

• Multiplying by 100

Tags

CCSS.5.OA.B.3

Who suggested using a hen to solve the problem?

• A student

• A teacher

• A friend

• An old man

Tags

CCSS.RI.6.10

CCSS.RI.9-10.10

CCSS.RL.7.10

CCSS.RL.8.10

CCSS.RL.9-10.10

What is the trick to multiply a number by 10?

• Add one zero at the end

• Divide by 10

• Subtract one zero at the end

• Add two zeros at the end

Tags

CCSS.4.NBT.B.5

What did the narrator initially think about the hen's ability to solve the problem?

• The hen would solve it easily

• The hen would make a mistake

• The hen would not know the answer

• The hen would ask for help

Tags

CCSS.RL.1.6

CCSS.RL.5.6

CCSS.RL.6.6

CCSS.RL.7.6

CCSS.RL.8.6

What did the hen do to demonstrate the trick?

• Wrote the answer on a pad

• Laid an egg after the number

• Asked the old man for help

• Solved a different problem

Tags

CCSS.RI.6.10

CCSS.RI.8.10

CCSS.RL.7.10

CCSS.RL.8.10

CCSS.RL.9-10.10

What number did the hen write before laying the egg?

• 6

• 0

• 5

• 10

Tags

CCSS.1.NBT.A.1

What did the egg represent in the hen's demonstration?

• A zero

• A trick

• A number

• A mistake

Tags

CCSS.RI. 9-10.2

CCSS.RI.7.2

CCSS.RI.8.2

CCSS.RL.6.2

CCSS.RL.7.2

What should you do when multiplying any number by 10?

• Add two zeros at the end

• Divide by 10

• Add one zero at the end

• Subtract one zero at the end

Tags

CCSS.5.NBT.B.7

What happens when you multiply a number by 100?

• Add one zero at the end

• Subtract one zero at the end

• Add two zeros at the end

• Divide by 100

Tags

CCSS.5.NBT.A.2

What is the key takeaway from the hen's demonstration?

• Hens are good at math

• Multiplying by 10 is hard

• Always ask for help

• Never doubt a hen

Tags

CCSS.RI. 9-10.2

CCSS.RI.8.2

CCSS.RL.6.2

CCSS.RL.7.2

CCSS.RL.8.2