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How to round a number with two decimal places to the nearest whole number.

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Presentation on theme: "How to round a number with two decimal places to the nearest whole number."— Presentation transcript:

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2 How to round a number with two decimal places to the nearest whole number

3 First look at the value of the digit in the tenths column 4.76Has 7 tenths 5.58Has 5 tenths 3.27 Has 2 tenths 4.32Has 3 tenths

4 You round down to the nearest whole number if the tenths digit is 0,1,2,3 or is rounded down to is rounded down to is rounded down to is rounded down to is rounded down to 45

5 You round up to the nearest whole number if the tenths digit is 5,6,7,8 or is rounded up to is rounded up to is rounded up to is rounded up to is rounded up to 47

6 Watch out for numbers which have 9 in the units column. e.g If you are rounding up, you will make 10 units. This makes 1 ten, so you have to round to the next ten (in this case to 10). For the same reason, becomes becomes 20 And becomes 460

7 That’s it for now......


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