Topic Content:
- Rounding Off Numbers to a Specific Number of Decimal Places
A number such as 270.8143 is an example of a decimal number.
To find the number of decimal places (d.p) simply count the number of figures after the decimal point. Thus, this number has 4 d.p.
Example:
Find the number of decimal places in the following numbers.
a) 47.04
b) 0.395
Solution:
a) 47.04 -> 2 d.p
b) 0.395 -> 3 d.p
d.p. means decimal places.
Rounding Off Numbers | Specific Number of Decimal Places:
Sometimes, it is useful to round decimal numbers to a specific number of decimal places or to the nearest whole number.
To round a decimal number to a given number of decimal places, do the following:
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