Estimate
Multiply by 10 or 100
Multiply by .1 and .01
Multiply Decimals
Real World Problems
100

0.6 x 3.4

3

100

Which is equivalent to 4.9 x 100?

A. 0.49

B. 4.9

C. 4,900

D. 490

D. 490

100

What is 7.6 x 0.1?

0.76

100

Multiply:

6.4 x 3.2

20.48

100

Mrs. Schwab buys 4 movies for $6.23 each. How much does she spend on the movies?

$24.92

200

5.97 x 11.3

66

200

Solve:

5.82 x 10

58.2

200

What is 9.4 x 0.01?

0.94

200

Area Model:

Which sum is equivalent to 4.7 x 0.8?


A. 3.2 + 0.56

B. 320 + 56

C. 32 + 5.6

D. 3.2 + 56

A. 3.2 + 0.56

200

Mrs. Mostowski takes $30.00 to the store. She buys 5 pins for $3.76 each. How much money does she have left?

$11.20

300

What is the range for: 

13.67 x 9.87

117- 140

300
Solve:


0.64 x 100

64

300

Complete the following equations:

87 × 0.1 = 8.7

 8.7 × 0.1 =  

8.7 × 0.01 = 

8.7 x 0.1=0.87

8.7 x 0.01= 0.087

300

Mrs. Kearney uses 0.8 pounds of raspberries to make a tart. How many pounds of raspberries does she need to make 42 tarts?

33.6 pounds

300

Carson, Jensen, Jett, Aria, Nolan, Thea, Ava, Michael, Shelly, and Frankie are picking apples. They earn $3.75 for each basket of apples they fill. How much money do they earn if they fill 10 baskets?

$37.50

400

Mrs. Rudnick buys onions for $3.08 per pound. About how much money does Mrs. Rudnick need if she buys 4.7 pounds of onions?

About $15.00

400

Complete the statements.

What is the product? Use patterns to solve.

5.43 × 1 = 5.43

5.43 × 10 =   

5.43 × 100 =

5.43 x 10 = 54.3

5.43 x 100 = 543

400

Mrs. Shelburn buys 96 cherries at the grocery store. If cherries are $0.10 each, how much money did Mrs. Shelburn spend on cherries?

96 x 0.10= $9.60

400

Mrs. Albright filled 28 beakers with a mixture. Each beaker hold 4.3 ounces. How many ounces of the mixture does Mrs. Albright have?

120.4 ounces

400

Mrs. Tsihlis rents 12 movies at $4.60 each. If she has $50.00, does she have enough money to rent all 12 movies?

No. It would cost $55.20.

500

Ben earns $3.75 for each basket of blueberries he picks. About how much would Ben earn if he picks 4 crates of berries?


About $16.00

500

According to her step counter, Mrs. Dominguez walked 35.5 x 100 steps up and down her street. How many steps did Mrs. Dominguez walk up and down her street?

3,550 steps

500

Mrs. Van Matre knows that 58 x 0.1 = 5.8 . What is 5.8 x 0.01?


A. 0.0058
B. 0.058
C. 0.58
D. 58

B. 0.058

500

A rectangular photograph measures 8.6 inches long by 2.4 inches wide. What is the area of the rectangle?

20.64 square inches

500

All the fifth grade teachers want to throw a party for Christmas. They want to buy 8 pizzas at $12.87 each, and 5 bottles of soda for $1.50 each bottle. How much money will they spend on the party?

$110.46

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