1/4 converted to decimals?
2 Answers
Explanation:
1) Let's make this fraction over 100 to convert better.
=>
As 100/4=25, so multiply the fraction by 25.
Now it is much easier to convert.
So therefore just move the decimal place to the left once to get
A different approach- takes longer to explain than to do.
It is a useful tool as it may be applied in some different contexts.
Explanation:
The value of
But as 1 is less than 4 this gives us a bit of a problem so we need to find a way round it.
1 has a value. Bit obvious! However, what is not obvious is that we can write 1 in many ways and we can use this in our calculation.
Example: Just picking on any number I choose 3
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For multiply and divide you can change the order of things. That is, as long as they are grouped properly. In this case grouping does not matter.