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E:\Working\Focus_Learning\Math_Genius_4_(25-10-2023)\Open_Files\Chap-09
              \\December 6, 2023 11:06 AM   Bharat Arora   P-6          Reader _________________________   Date: ___________________74





                9.  Observe the pattern, and write the next two steps.
                    (a)     8 + 1           = 9                      (b)     1 × 9        + 2       = 11

                           80 + 10          = 90                            12 × 9        + 3       = 111
                         800 + 100          = 900                         123 × 9         + 4       = 1111

                         ___ + ___          = ___                         ___ × ___ + ___ = ___
                         ___ + ___          = ___                         ___ × ___ + ___ = ___



                    (c)     3 × 3           = 9                      (d)      24 ÷        8    = 3

                           33 × 3           = 99                            240 ÷         8    = 30

                         333 × 3            = 999                          2400 ÷         8    = 300
                         ___ × ___          = ___                          ____ ÷ ___ = ____

                         ___ × ___          = ___                          ____ ÷ ___ = ____

               10.  Use the table given below to write the messages in the code language.


                     A B     C D    E   F  G H     I   J  K   L M N O P Q R             S   T U V W X          Y  Z

                     1   2   3  4   5   6   7  8   9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26

                    (a)  ENJOY LIFE                 (b)  TRY AGAIN                   (c)  STAY POSITIVE

               11.  Understand the code given below and decode the messages.


                     A   B   C D    E   F  G H     I   J  K   L M N O P Q R             S   T U V W X          Y  Z

                     Z   Y   X W V U T         S   R Q P O N M L             K   J   I  H G     F   E  D C     B  A

                    (a)  SLD      ZIV  BLF?

                    (b)  XSZMTV RH  TLLW

                    (c)  KOZMG  NLIV  GIVVH


























              Mathematics-4                                                                                          173
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