Business Calculations
basic operations of numbers
The laws are: +plus+=+
- + -=+
- plus +=-
+ plus -=-
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Picture of number line
If you select any (2) numbers on the number line then you will see that the number on the right is greater than the one on the left
The Basic Inequalities
Amount > 100 means that amount must take a value other than 100
Amount < 100 means that amount must be less than 100
Amount # 100 means that amount must take a value other than 100
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BODMAS
Brackets Of Division, Multiplication,Addition,Subtraction
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What is Average?
To obtain the average, one first has to establish the total sum of all the figures concerned.
65%,97%,57% and 59%
65+97+54+78+59=353
353/5=70.6%
average is 70,6%