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SAI International School
                                                        Class VII

               Mathematics
               Chapter 1-Integers
               Lesson note 1
               Subtopic: Introduction &Properties of Integers



                SUBTOPICS : INTEGERS INTRODUCTIONS, INTEGERS ON NUMBER

               LINE ,


               Properties of Addition and Subtraction of Integers


               Properties of Multiplication of Integers


               What is an integer ?


               Count the number of fingers in your hand 1,2,3,4……10, these are
               natural numbers.

                          What exist below 1?


               Suppose you have 5 chocolates and now you give one chocolate to
               one of your friend, now you are left with four, similarly you distribute remaining four to
               other friends, hence you are left with no chocolate or zero chocolate.















               Whole Numbers


                     Numbers starting from 0,1,2,3,4,5,6……………. are called Whole numbers

               Note: The whole numbers start with 0 while natural numbers start with 1,2,3,4..


               What exist below 0?



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