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LO: to round decimals to the nearest whole number. 18/05/05.

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Presentation on theme: "LO: to round decimals to the nearest whole number. 18/05/05."— Presentation transcript:

1 LO: to round decimals to the nearest whole number. 18/05/05

2 Numbers that, when rounded up or down, will give the answer 2:

3

4 Can you think of any two decimal place numbers that round to 2?

5 LO: To round up or down after division depending on the context. 18/05/05

6 I have saved £240. A train ticket costs £52. How many tickets can I buy?

7 What does mean?

8 I have saved £240. A train ticket costs £52. How many tickets can I buy? How much would it cost for 4 tickets?

9 I have saved £240. A train ticket costs £52. How many tickets can I buy? How much would it cost for 4 tickets? £208

10 I have saved £240. A train ticket costs £52. How many tickets can I buy? How much would it cost for 5 tickets?

11 I have saved £240. A train ticket costs £52. How many tickets can I buy? How much would it cost for 5 tickets? £260

12 means that £240 is more than enough to buy 4 tickets but not enough to buy 5 tickets.

13 LO: To round up or down after division depending on the context. 18/05/05

14 1.I have 240 cakes. One box holds 52 cakes. A: How many boxes can I fill? B: How many boxes would I need for all the cakes? 2.A school has 250 children and they are all going on a trip together. A coach can hold 52 people. How many coaches are needed? 3. I have 5 metres of ribbon and I need lengths of 865cm for the Summer Fair stalls. How many of these lengths can I get from my ribbon?

15 football fans are going to a match. Each stand at the football ground can hold 865 people. How many stands will the fans need?


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