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    E:\Working\Focus_Learning\Math_Genius_1_(05-10-2023)\Open_Files\08_Chap_7\Chap_7
                   \ 11-Sep-2024  Bharat arora   Proof-6                                    Reader’s Sign _______________________ Date __________

                  Example 2: Add 35 and 12.

                  Solution:
                  Step 1. Add the ones first.                            Step 2. Add the tens next.

                         tens Ones                                             tens Ones

                           3      5                                              3      5

                       +          2                          +               +   1      2            +

                                  7                                              4      7

                  Thus, 35 + 12 = 47                                      www

                  Example 3: Find: 64 + 25.                                   MAths connect

                  Solution:                                               A standard size football is made
                                                                          up  of Pentagons and Hexagons.  There
                          tens Ones                tens Ones              are 12 pentagons and 20 hexagons. How

                            6      4                 6      4             many pieces are used altogether?

                        +   2      5             +   2      5                                          Hexagon

                                   9                 8      9                                          Pentagon

                  Thus, 64 + 25 = 89

                           Practice time 7C

                  Add the following.

                  1.      tens Ones          2.    tens Ones        3.     tens Ones          4.     tens Ones

                            2     5                  5     6                 3     3                   7      7

                       +    2     4              +   4     1            +    2     5               +   2      1

                  5.      tens Ones          6.    tens Ones        7.     tens Ones          8.     tens Ones

                            6     7                  4     6                 2     5                   2      1

                       +    2     0              +   2     2            +    6     0               +   7      0

                  Mathematics-1                                                                                         107

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