Page 75 - Mathematics_Std_4
P. 75

Solution                  Steps

                   t      kg     g       1.  Subtract grams:

                  6      199 1550           550 g   –750 g, it is not sufficient.
          FOR ONLINE READING ONLY
                 −2      300     750        Take 1 kg from 200 kg and

                                 800        convert it into 1000 g.
                                            Add  grams:
                                                      + 1000 g  550 g  =   1550 g.

                                          Then, subtract grams:
                                                     − 1550 g  = 750 g  800 g. Write 800
                                            in the g column. Remember that,

                                            199 kg remained in the kg column


                  t    kg       g        2.  Subtract kilograms:
                 5    200 1550              199 kg    − 300 kg; is not sufficient.

              − 2     300      750          Take 1 tonne from 6 tonnes and
                      899      800          convert it into 1000 kg.
                                            Add kilograms:
                                                       + 1000 kg  = 199 kg  1199 kg.

                                            Then, subtract kilograms:
                                            1199 kg    – 300 kg   = 899 kg.Write

                                            899 in the kg column. Remember
                                            that, 5 tonnes remained in the
                                            tonnes column..


                 t      kg        g      3.  Subtract tonnes:

                 5    1199      1550                    − 5 tonnes    = 2 tonnes  3 tonnes.
              − 2       300      750        Write 3 in the tonnes column.

                 3      899      800





             Therefore, the answer is 3 tonnes   899 kg   800 g.



                                                   68





                                                                                          06/11/2024   17:17:13
     MATHEMATICS STD 4 PB 2024.indd   68                                                  06/11/2024   17:17:13
     MATHEMATICS STD 4 PB 2024.indd   68
   70   71   72   73   74   75   76   77   78   79   80