Page 37 - Maths Class 02
P. 37

Checking Subtraction Using Addition


            Observe the following.



            Subtraction :               T      O                             Check                T       O


                                       6       4                                                  3       2


                                 –     3       2                                           +      3       2

                                       3       2                                                  6       4







            Subtraction :               T      O                             Check                T       O


                                       8       1                                                  5       8

                                 –     2       3                                           +      2       3


                                       5       8                                                  8       1








                              We check our subtraction to confirm that our

                                           subtraction is correct or not.








                    Practice - 3.7
                    Practice - 3.7
                    Practice - 3.7
                    Practice - 3.7
            Subtract and check your answer.


             1.                                                       2.
                    T      O       Check :         T      O                  T     O        Check :         T      O

                   8      4                                                 8      9


              –    2      3                                            –    4      2










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