10, 100, 1,000
Whole number x decimal
Multiplying with multiples of 10
Multiplying Decimals
Problem solving
100

0.009 x 10

0.09

100

9.8 x 2

19.6

100

4.5 x 20

90

100

0.5 x 4.5

2.25

100

Zach gets an allowance of $10 a week. He saves 0.2 of it. How much does he save each week?

$2

200

0.45 x 100

45

200

0.67 x 8

5.36

200

8.91 x 300

2 673
200

0.9 x 0.4

0.36

200

A new park will cover 17 km. The planner will use 0.2 kms for a new basketball court. How much area will he use for the new court?

3.4 km

300

3.1 divided by 1 000

0.0031

300

0.457 x 3

1.371

300

5.02 x 4000

20 080

300

8.6 x 0.08

0.688

300

In Mr Wither's science class, each of the 32 students received 3.4 liters of water for a project. How much water did the class use?

108.8 liters

400

0.062 x 100 x 1000

6200

400

45 x 0.003

0.135

400

The product of 2 numbers is 135. If one of the factors is a decimal, then what could the 2 factors be?

T.ex. 4.5 and 30

400

What will the smallest place value of 0.6 x 0.555 be?

Thousandths

400

Brett bought 12 new books at the book fair. He paid $1.25 for each book. What was his total cost for the books?

$15

500

2.89 x 1000 and then divided by 100 

28.9

500

514 x 0.4

205.6

500

Explain how you know if the product of 7.81 x 20 will be a whole number or not without doing mathematical calculations

It will not be a whole number because...

500

Explain or show what 0.7 x 0.8 means 

Groups of 7/10 of 8 tenths

500

Simon will get 150.15 (kr) for every tenth of a day that he works. If he works 6 tenths of a day every day of a Monday to Friday week, how much will he earn after one week?

450.45 kr