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    E:\Working\Focus_Learning\Math_Genius_3_(11-09-2024)\Open_Files\CHAP_11
                 \ 11-Sep-2024                      Surender Prajapati   Proof-4              Reader’s Sign _______________________ Date __________

                                 The cost of the mobile phone =           ` 7 6 5 0 . 5 0
                                 Money in her purse                =   – ` 6 4 7 5 . 0 0

                                 Money needed                      =      ` 1 1 7 5 . 5 0

                                 Thus, Sanya needs `1175.50 more money to buy the mobile.

                          Get it right!

                             ` 7 6 5 0 . 5 0                         ` 7 6 5 0 . 5 0
                          – `            6 4 . 7 5                – ` 6 4 7 5 . 0 0

                             ` 7 5 8 5 . 7 5                         ` 1 1 7 5 . 5 0

                           Think and Answer

                        Three friends, Dhruv, Ravi and Virat went to watch a movie. The table given
                        below shows the amount of money each one had and the amount of money each spent. Find
                        who has left with a greater amount of money.

                         Friend     Amount of money each had         Amount of money each spent          Amount Left
                         Dhruv                  `500                            `175.50

                         Ravi                   `750                            `145.75

                         Virat                `560.50                            `95.05

                           practice time 11b

                  1.  add the following amounts.

                       (a)     ` 8 3 . 4 0      (b)    ` 6 9 . 7 0       (c)    ` 7 4 . 7 5      (d)     ` 2 3 2 . 1 5
                             + ` 4 8 . 3 0           + ` 5 1 . 2 5           + ` 7 1 . 6 0            + ` 1 9 6 . 4 5

                  2.  Subtract the following amounts.

                       (a)     ` 4 2 0 . 3 0    (b)    ` 7 3 4 . 2 5     (c)    ` 4 9 6 . 7 5    (d)     ` 2 4 2 . 8 0

                             – ` 1 6 2 . 2 5         – ` 2 1 4 . 0 0         – ` 3 0 4 . 4 5          – ` 1 3 2 . 5 0

                   teacher’s   Tell the students, do addition if you find the words: add, in all, together or sum and do subtraction if you find
                      tip      the words: difference, less than, how many more or left over.

                  Mathematics-3                                                                                         201

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