Coming up...

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Get the point?!

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DecimalsYou see them all aroundFor instance in money!...

Can you think of any more examples?

In pairs:List as many examples of using decimals as

possible and feed back to the group.

You have 2 minutes!

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DECIMALS

DECIMALS

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PLACE VALUE

Hundreds100s

Tens10s

Units1s

. Tenths10ths

Hundredths100ths

Thousandths1000ths

1 4 . 1 3

7 . 5 0 9

Hundreds Tens Units ._1_10

Tenths

_1_100

Hundredths

_1_1000

Thousandths

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5 4

Hundreds Tens Units ._1_10

Tenths

_1_100

Hundredths

_1_1000

Thousandths

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0 7 6

7 1 3

8 0 5

Multiply by 10 – move the digits one place to the left

Multiply by 100 – move the digits two places to the left

2 0

8 3

0

0

Hundreds Tens Units ._1_10

Tenths

_1_100

Hundredths

_1_1000

Thousandths

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5 4

Hundreds Tens Units ._1_10

Tenths

_1_100

Hundredths

_1_1000

Thousandths

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0 7

7 1 3

8 0 5

Divide by 10 – move the digits one place to the right

Divide by 100 – move the digits two places to the right

2 0

8 9

0

0

0

0

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Pounds to Pence

Conversion quiz

Remember! 100p = £1 1p = £0.01

Convert the following amounts from pounds to pence:

£5

£2.50

£3.75

£1.99

£0.70

£6.07

£89.65

£22.09

£46.33

Convert the following amounts from pounds to pence:

£5 = 500p

£2.50 = 250p

£3.75 = 375p

£1.99 = 199p

£0.70 = 70p

£6.07 = 607p

£89.65= 8965p

£22.09 = 2209p

£46.33 = 4633p

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ADDITION

• LINE UP DECIMAL POINTS EXACTLY• Then do the addition E.g. 2.34 + 18.034

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SUBTRACTION

• LINE UP DECIMAL POINTS EXACTLY• Then do the subtraction

234 – 3.56

When are you going to use these skills?

Personal finances:• Budgeting• Bank account

Job: • Cash floats / tills • Ordering parts / expenses

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