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E:\Working\Focus_Learning\Math_Genius_4_(25-10-2023)\Open_Files\Chap-05
\\December 6, 2023 12:53 PM Surender Prajapati Proof 5 Reader _________________________ Date: ___________________74
Learning by Doing
Objective: To reinforce the concept of multiples through a board game.
Materials required: Game board, a die and counters of different
colours.
preparation of the game board: The teacher tell the students to take a sheet of
square grid paper and write any number from 1 to 100
in the small squares, numbers can repeat.
procedure:
The game can be played in pairs or groups of four.
Each player will choose a specific colour for her/his
counter.
A player rolls the die and according to the number
came on the die, chooses to opt to place her/his 12 45 26 28 31 33
counter on any one multiple (on the board) of that 5 24 15 42 25 35
number. 40 50 36 4 8 14
After 10-15 rounds, the player who has the most
counters on the board is the winner. 18 20 22 48 6 9
21 30 17 22 60 11
7 67 79 16 10 42
Mental Maths
tick () the correct option.
1. Every number is a multiple of
(a) 1 (b) 0 (c) 2 (d) 3
2. Every number other than 1 has at least __________ factors.
(a) 1 (b) 3 (c) 2 (d) none
3. The number 2 less than the smallest 2-digit number is the multiple of which of the
following?
(a) 3 (b) 7 (c) 2 (d) 6
4. How many odd factors the number 30 have?
(a) 4 (b) 2 (c) 5 (d) 3
Mathematics-4 105
