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WALT: multiply with decimals in place values

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How to multiply decimals

• Use this video & maths blogs to help you.

1.5 x 2 = ?

1.5 x 2 is the same as:

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1 x 2 = 2

+

0.5 x 2 =

0.5 (move 1 decimal place)

5 X 2 = 10 (move 1 decimal place back) 0.5 X 2 = 1

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1

0.5

1 x 2 =

0.5 x 2 =

2

1

=

3

1.8 x 4 = ?

1.8 x 4 is the same as:

​

1 x 4 =

+

0.8 x 4 =

1

0.8

1 x 4 =

0.8 x 4 =

=

2.5 x 4 = ?

x 4 =

x 4 =

=

2.5 x 4 is the same as:

​

2 x 4 =

+

0.5 x 4 =

2.7 x 3 = ?

x 3 =

x 3 =

=

2.7 x 3 is the same as:

​

2 x 3 =

+

0.7 x 3 =

Paulah earns money by playing online games for points. For every 1,000 points, Paulah will receive $3.30. She has earned a total of 8000 points from that online game. How much money will she receive?

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