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Commutative Law of Addition

TOPIC OVERVIEW In this article, I will explain the use of the Commutative Law of Addition , and suggest a better way of thinking about the topic. Please add your ideas in the comments. THE COMMUTATIVE LAW ("change" the order of the numbers or letters) Over the years, people have found that when we add or multiply, the order of the numbers will  not affect the outcome. " Switching " or " changing " the order of numbers is called " commuting ". When we change the order of the numbers, we have applied the " Commutative Law ". In an addition problem, it is referred to as the " Commutative Law of Addition " such that Addition on the Real Number ( 2, -5, and $ \frac{2}{7} $  )  S , T it is true  that    S + T = T + S THE SUM OF 2 REAL NUMBERS Example Real Numbers 2 & 3 Let make S=2 & T=3 Solution S+T = T + S 2+3 = 3 + 2 5 = 5 Note: - This is the sum of 2 positive real numbers.  S
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THE USE OF BRACKET IN MATHEMATICS

TOPIC REVIEW In this article, I will explain the use of a bracket, and suggest a better way of thinking about the topic. Please add your ideas in the comments BRACKET A bracket is used to clarify expressions by grouping those term affected by a common operator TYPES OF BRACKET Parenthesis                  (  ) Square Bracket            [  ] Braces                         {  } Angles Bracket           <  > USE OF BRACKET In order to simplify a Mathematical expression, it is frequently necessary to 'remove brackets' this means to rewrite an expression which includes a bracketed term in an equivalent form but without the bracket. for example,   8-(3+2) which is 8-(5) = 8-5 = 3 you can write 8-(3+2) in an equivalent form we will multiply the - sign with what is in the bracket -(3+2) which is -3-2  which rewrite our question to 8-3-2 = 3 either way the result is 3. 8-(3+2) is same as  8-3-2 this operation must be carried out according to certain r
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