Multiplying with Decimals to the Hundredths

Tiffany catches a fish that weighs 12.3 pounds. Frank catches a fish that weighs 2.5 times as much as Tiffany’s fish. How many pounds does Frank’s fish weigh?

• 31.75 pounds

• 3075 pounds

• 317.5 pounds

• 30.75 pounds

How many digits will be behind the decimal in the answer for the problem 0.9 × 53.8 ?

• 1 digit

• 2 digits

• 3 digits

• 4 digits

Sarah bought 2.5 meters of fabric to make a patchwork quilt. If the fabric was on sale for $6.20 per meter, how much did Sarah spend?

• $15.50

• $155

• $15.65

• $1.55

Last week Juan worked 20.5 hours.  This week he works 1.5 times as many hours as he did last week.  How many hours does Juan work this week? 

• 12.3 hours

• 22 hours

• 30.75 hours

• 37.5 hours

4 x 0.03

• 12

• 0.12

• 120

• 0.012

Solve the following problem:

4 x 0.03

• 12

• 0.12

• 120

• 0.012

Multiply.

7 × 0.9 = ?

• 0.063

• 0.63

• 6.3

9.4 x 8.6

Mathematical Equivalence

ON

Solve the following problem:

0.4 x 7

• 2.8

• 28

• 0.28

• 280

Four pieces of ribbon are each 0.12 meter long. Sandra multiplies 4 × 0.12 to find the total length, in meters. What is the product?

• 0.48

• 0.048

• 4.08

• 4.8