Multiply whole numbers by decimal

I can multiply a decimal by a whole number. 

Learning Target

Multiple Choice

What is a decimal?

• a whole number

• a part of a number

• a negative number

• a quotient

Multiple Choice

What unit represents a decimal number?

• fifths

• eighths

• hundredths

• halves

Multiple Choice

247 x 0.1

• 1

• 247

• 247.1

• 24.7

Multiple Choice

247 x 0.01

• 0.01

• 247.001

• 247.1

• 2.47

Multiple Choice

19 x 1

• 19

• 10

• 1

• 191

Multiple Choice

19 x 0.1

• 19.1

• 19.01

• 1.9

• 1.99

Multiply whole numbers by decimals

​How would you solve the problem below..

34 times 2 tenths

Remember these numbers represent different place values. What is a simple way to multiple a whole number by a decimal?

Draw

32 x 0.4

23.5 x 7

1. 23.5 rewrite 235

   x7 x7

2. 23.5 = one decimal place

3. 1645 place decimal in answer

4. 164.5 = answer

​

​Steps:

write them in your notebook

(For 1 ticket)

Open Ended

The ticket price to a minor league baseball game increased by 0.17 times last year’s ticket price. If last year’s price was $26, how much is the increase?