Multiplication of Multi-Digit Numbers

Find the answer to 45 x 28 by using the area model above

Tags

CCSS.4.NBT.B.5

What partial product goes in area A in this area model?

• 120

• 1,200

• 700

Tags

CCSS.4.NBT.B.5

What partial product goes in area C?

• 24

• 27

• 36

• 40

Tags

CCSS.4.NBT.B.5

What place value units can you use for 400 x 80?

• 4 ones x 8 ones

• 4 tens x 8 tens

• 4 hundreds x 8 tens

• 40 tens x 80 tens

Tags

CCSS.5.NBT.B.5

Which multiplication equations are ways to show 420? Select ALL that applies.

• 60 x 7

• 7 x 60

• 7 x 70

• 70 x 60

Tags

CCSS.4.NBT.B.5

.

• a

• b

• c

• d

Tags

CCSS.4.NBT.B.5

What is the right order of steps for multiplication with the Area model?

• Step 1.Add up all the partial products,

  
  

  Step 2.Break the numbers into expanded form,

  
  

  Step 3.Multiply to find the partial products.

• Step 1.Break the numbers into expanded form,

  
  

  Step 2.Multiply to find the partial products,

  
  

  Step 3.Add up all of the partial products.

Tags

CCSS.4.NBT.B.5

Which Partial Product belongs in the yellow box

• 210

• 2100

• 21

• 12

Tags

CCSS.4.NBT.B.5

What is the final product?

• 32,812

• 3,292

• 3,282

Tags

CCSS.5.NBT.B.5

Use area model or partial product to solve: 81 x 25

Tags

CCSS.4.NBT.B.5