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    E:\Working\Brother_Education\Preparatory_Stage_Maths-3_(11-09-2024)\Open_Files\CHAP_09
                 \ 11-Sep-2024                      Sonia Suyal   Proof-1                     Reader’s Sign _______________________ Date __________

                          Encapsulate
                      math
                                                             MEASUREMEnT

                                 Measurement of Length                      Measurement of Weight            Conversions

                   Centimetre(cm)- It is the smaller unit of length.     Milligram(mg)- It is             1 km = 1000 m
                                                                         used to measure very             1 m  = 1/1000 km
                                                                         light things.                    1 m  = 100 cm
                                                                         Gram(g)- It is                   1 cm = 1/100 m
                                                                         used to measure
                   Metre(m)-It is another unit                           lighter weight.                  1 kg  = 1000 g
                   of length used to measure                                                              1 g  = 1/1000 kg
                   the longer lengths.                                   kilogram(kg)- It is
                                                                         used to measure                  1 L  = 1000 mL
                                                                         heavy weights. It is the         1 mL = 1/1000 L
                   Kilometre(km)-It is the                               standard unit of weight.
                   bigger unit of length used     141 km
                   to measure the bigger                                                      Addition
                   lengths.
                                                                         Example:
                                                                            Length          Weight            Capacity
                                Measurement of Capacity                     m      cm      kg      g         L       mL

                   Millilitre(mL)- Small quantities of liquids are         1      1          1   1              1  1
                   measured in millilitres.
                                                                           3 5    6 2        5   7 6 2       7 2   3 6 0
                                                                         + 1 8    1 8  +     9   6 7 1 +     6 4   9 5 0
                   Litre(L)- Large quantities of liquids are
                   measured in litres.                                     5 3    8 0     1 5    4 3 3     1 3 7   3 1 0

                                                         Subtraction
                   Example:        Length                     Weight                      Capacity
                                   m      cm               kg        g                 L        mL
                                                                    15
                                 6 15    8 11                                                   13
                                                          1 11    5  5 14
                                 7  5    9 1              2  1    6 6 4              1  10   8   3  10
                                                                                     2
                               – 2  8    6 2           – 1   4    5 6 9            – 1   0   9   4  0
                                                                                                 4
                                                                                             3
                                                                                         5
                                                                                                    6
                                 4  7    2 9                 7    0 9 5                  5   5   9  4

                         Mental Maths
                     1.  Which unit is used to measure the weight of a television?
                     2.  A tailor uses a ___________ to measure the length of cloth.

                     3.  _______ is used to measure the weight of a rice bag.

                     4.  The capacity of a cough syrup bottle is measured in ___________.

                     5.  By how much does 48 km 525 m exceed 26 km 328 m?

                  Mathematics-3                                                                                         163

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