Business Calculations

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Elementary Mathematics

door Alesha Teitelbaum

The numbers

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Set Theory

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MAT.105X 9.2

door David Kedrowski

Business Calculations

What is Average?

average is 70,6%

353/5=70.6%

65+97+54+78+59=353

65%,97%,57% and 59%

To obtain the average, one first has to establish the total sum of all the figures concerned.

BODMAS

Brackets Of Division, Multiplication,Addition,Subtraction

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

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

Subtopic

basic operations of numbers

+ plus -=-

- plus +=-

- + -=+

The laws are: +plus+=+