Mastering 2 Digit by 2 Digit Multiplication

What is the first step in the traditional method of multiplying 22 by 35?

• Add the digits

• Multiply 5 by 2

• Carry the 1

• Multiply 3 by 2

Tags

CCSS.5.NBT.B.5

In the traditional method, what do you do after multiplying 5 by 2 and getting 10?

• Write down 10

• Add the digits

• Carry the 1 and write down 0

• Multiply 3 by 2

Tags

CCSS.4.NBT.B.5

In the lattice method, what do you do after multiplying 3 by 2?

• Carry the 1

• Multiply 5 by 2

• Add the results along the diagonals

• Write down the product

Tags

CCSS.4.NBT.B.5

How do you find the final answer in the lattice method?

• Add the results along the diagonals

• Multiply the digits again

• Carry the 1

• Write down the products

Tags

CCSS.4.NBT.B.5

In the rainbow method, what is the first step?

• Multiply the last two digits

• Multiply the first two digits

• Carry the 1

• Add the digits

Tags

CCSS.4.NBT.B.5

What do you do after multiplying the first two digits in the rainbow method?

• Multiply the last two digits

• Write down the product

• Add the digits

• Carry the 1

Tags

CCSS.4.NBT.B.5

In the box method, how do you break up the number 22?

• 30 + 5

• 20 + 5

• 20 + 2

• 30 + 2

Tags

CCSS.2.OA.C.4

What is the next step after breaking up the numbers in the box method?

• Add the digits

• Multiply the parts

• Write down the products

• Carry the 1

Tags

CCSS.4.NBT.B.5

In the bowtie method, what is the first multiplication you perform?

• 20 times 5

• 5 times 2

• 30 times 2

• 20 times 30

Tags

CCSS.5.NBT.B.5

What is the final step in the bowtie method?

• Write down the products

• Add the products

• Multiply the digits again

• Carry the 1

Tags

CCSS.4.NBT.B.5