Multiplication With Whole Numbers And Decimals

One day, Nat’s dog drank 3 times as much water as his cat. If his cat drank 0.83 liter of water, how many liters did his dog drink?

Which equation matches the model?

• 5 × 0.18 = 0.9

• 5 × 0.18 = 90

• 5 × 0.18 = 9.0

• 5 × 0.18 = 0.09

Sidney’s bag of popcorn weighs 1.89 ounces. Sam’s bag of popcorn weighs 4 times as much as Sidney’s. What is the weight of Sam’s bag of popcorn?

• 0.756 ounce

• 7.56 ounces

• 75.6 ounces

• 756 ounces

A beaker is filled with 0.23 liter of water. Leon fills another beaker with 3 times as much water. How much water is in Leon’s beaker?

• 0.96 liter

• 0.84 liter

• 0.69 liter

• 0.47 liter

Carrie has 0.73 liters of juice in her pitcher. Sanji’s pitcher has 2 times as much juice as Carrie’s pitcher. Lee’s pitcher has 4 times as much juice as Carrie’s pitcher. Sanji and Lee pour all their juice into a large bowl. How much juice is in the bowl?

• 1.46 liters

• 4.38 liters

• 2.92 liters

• 5.11 liters

Multi-Step

Justin and Hayden are playing a number game. Justin’s number is the product of 4 × 0.06. Hayden’s number 0.04 less than the product of Justin’s number and 4. What is Hayden’s number?

• 0.92

• 0.96

• 0.60

• 1.0

Kevin Hart's son is saving money to buy a new shirt that costs $153.66, including tax. He does a talent show at his middle school to earn some money. He charged $9.85 per ticket. Determine whether Kevin Hart's son could use each expression to find the number of tickets he will have to sell to earn enough money to buy the shirt. Organize these options into the right categories:

Groups:

(a) Yes

,

(b) No

• too few places to the left

• too many places to the right

• 2

• 1

• one more place to the  left

• one more place to the right

• three more places to the left

• too many places to the left

• too few places to the right

• 3

Two factors are multiplied, and their product is 8964.36. One factor is a whole number. How many decimals places are in the other factor? Tell how you know.

The other factor has ​ (a)   decimal place(s) because the number of decimal places in the product is the ​ (b)   the number of decimals places in the factors.

• 2

• sum of

• 3

• 4

• 5

• 6

• difference of

• quotient of

• product of

2 x 0.38

• 0.76

• 76

• .616

• 616