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Example 2


                         − 12.464 8.642 =

                Solution
          FOR ONLINE READING ONLY
                  12.464
                 − 8.642

                    3.822


                                                 =
                Therefore,  12.464 8.642 3.822.
                                        −




                     Exercise 7


                1.      0.62  –0.21  =                    2.     0.25  –0.12   =



                3.      0.86  –0.34  =                    4.      0.82 0.36    =
                                                                       –

                5.      3.05  – 2.45  =                   6.     0.33  –0.29   =


                7.      2.4 –0.26   =                     8.     95.501   –88.342    =



                                                                          –
                9.      5.27  – 4.25  =                   10. 11.008 0.007         =

                11.     12.54  – 6.7  =                   12.    47.76   –34.25   =


                13.     76.468   –56.342    =             14.    364.20   –72.66    =


                15.     96.31  – 28.29  =                 16.    800.426    –345.907    =



                17.     45.08  – 2.424   =                18.    237.78   –116.572    =


                19.     102.064   – 41.596   =            20.    312.007    –98.06   =



                                                  139





                                                                                          06/11/2024   17:17:50
     MATHEMATICS STD 4 PB 2024.indd   139
     MATHEMATICS STD 4 PB 2024.indd   139                                                 06/11/2024   17:17:50
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