Multiplying Whole Numbers and Decimals

Belinda sold 474 boxes of cookies for a fundraiser. Each box contained 46 cookies. How many total cookies did Belinda sell?

• 21,804

• 4,540

• 11,504

• 20,704

Tags

CCSS.5.NBT.B.5

Bob was practicing multiplying multi-digit numbers, but his younger brother accidentally erased part of his work.  What is left of his work is shown. 

1 0 6 8

X  5 9 3

    -----------------

    3 2 0 4

   ? ? ? ? ?

5 3 4 0 0 0

-------------------

   6 3 3, 3 2 4

• 9612

• 96,120

• 105,120

• 10,512

Tags

CCSS.5.NBT.B.5

 A ticket round-trip to California from Mississippi costs $435.  A group of 35 people would like to go on this vacation.  What is the total cost for all 35 people to go on this vacation?

• $15,200

• $15,225

• $14,225

• $15,125

Tags

CCSS.5.NBT.B.5

There are 697 students at Harper McCaughan.  At the beginning of the school year, each student is given a new box of crayons.  If each box holds 12 crayons, how many total crayons are given to students at the beginning of the school year?

• 8,264

• 7,264

• 8,364

• 2,091

Tags

CCSS.5.NBT.B.5

A student is asked to multiply 168 x 53 to complete each step of the model.

1 6 8

 X  5 3

   -----------------

                         Step 1

+ Step 2

      -------------------

                       Step 3     

Which choice can the student use to complete each step of the model correctly?

• Step 1: 504

  Step 2: 8400

  Step 3: 8904

• Step 1: 504

  Step 2: 840

  Step 3: 1344

• Step 1: 384

  Step 2: 5000

  Step 3: 5384

• Step 1: 384

  Step 2: 8400

  Step 3: 8784

Tags

CCSS.5.NBT.B.5

A shoe factory made 4,645 pairs of shoes last month.  The factory earns $35 for each pair of shoes made.  An employee multiplies 4,645 by 35 to find the total amount earned last month.  The diagram shows the employee’s work. 

4 6 4 5

   X    3 5 

   -----------------

      2 3 2 2 5 

       1 3 0 3 5 0 

          -------------------

         1 5 3 5 7 5

Which statement about the employee’s work is true?

• The multiplication has been completed correctly.

• The second partial product should be 139,350.

• The second partial product should be 140,350. 

• The second partial product should be 129,350.

Tags

CCSS.5.NBT.B.5

What is 0.5 x 0.4?

• 2.0

• .20

• 20

• .020

Tags

CCSS.5.NBT.B.7

At the grocery store, lines cost $0.54 per pound.  How much will 6.5 pounds of limes cost?

• $5.94

• $35.10

• $3.51

• 3510

Tags

CCSS.5.NBT.B.7

Lucy is buying business cards.  Each business card costs $1.06.  How much will it cost Lucy to buy 13 business cards?

• $1378

• $13.68

• $13.06

• $13.78

Tags

CCSS.5.NBT.B.7

What is 0.9 x 0.8?

• 0.72

• 72

• 7.2

• 0.072

Tags

CCSS.5.NBT.A.2

CCSS.5.NBT.B.7