Page 112 - Maths Class 06
P. 112

41   73   (41 ´ ) (3  + 73  ´ )2
                                                     =    +    =
                                                       2     3           6
                                                       123  + 146   269
                                                     =            =
                                                           6         6
                                                          5
                                                     = 44  kg.
                                                          6
                                    5
                          Thus, 44  kg of oranges are consumed in a day.
                                    6




                      Exercise 7.3




               1.   Write three like fractions with denominator:
                    (a) 5                    (b) 7                   (c) 11                    (d) 13
               2.   Compare   the following  fractions and write the greater fraction:
                         1 1                              2  2                             5 9
                    (a)   ,                          (b)    ,                         (c)    ,
                        8 10                             15 25                             7 11
                        26    1                           1    7                            4   3
                    (d)     ,                        (e) 2 ,  1                       (f)     ,
                         32 16                            5    9                           17 22
               3.   Add the following frac  tions:
                         1 1                             2 3 1                             1 3
                    (a)   ,                          (b)   , ,                        (c)    ,
                        3 4                              5 2 7                             3 8
                          1   7                          5 12 1                              1   1
                    (d) 2 ,  3                       (e)    ,   ,                     (f) 5 ,  6
                          2    4                         11 11 22                            6   5
               4.   Subtract the first frac tion from the second:
                         4   9                           1 11                              1 1
                    (a)    ,                         (b)   ,                          (c)    ,
                        11 11                            7 7                               6 2
                         2 4                             2 7                                 1    1
                    (d)   ,                          (e)   ,                          (f) 2 ,  12
                        9 7                              7 2                                 5    2

               5.   Arrange the following   fractions in ascending  order:
                         1 3 13 7 9 10                                    11 17 3 4 9 10
                    (a)   , ,    , , ,                               (b)     ,   , , , ,
                        2 2 2 2 2 2                                        7   7 7 7 7 7

               6.   Simplify:
                          3     1                  1    1                   2    1                   1    3
                    (a) 6   +  2             (b) 4 -  3              (c) 3 -    2              (d) 1 +  2
                          5     5                  3    3                   7    7                  3     8
               7.   Write the shaded portion as fraction and arrange them in descending order:
                    (a)








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