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Showing posts from January, 2020

PEDAGOGY ( JANUARY BLOG POST-10 )

                 MATH RIDDLE I am four times as old as my daughter. In 20 years time I shall be twice as old as her. How old are we now? . . . . ANSWER:   I AM 40 AND MY DAUGHTER IS 10

PEDAGOGY ( JANUARY BLOG POST -9)

             AMAZING NUMBER PATTERN 1 x 8 + 1 = 9 12 x 8 + 2 = 98 123 x 8 + 3 = 987 1234 x 8 + 4 = 9876 12345 x 8 + 5 = 98765 123456 x 8 + 6 = 987654 1234567 x 8 + 7 = 9876543 12345678 x 8 + 8 = 98765432 123456789 x 8 + 9 = 987654321

PEDAGOGY ( JANUARY BLOG POST -8)

                MATH RIDDLE What digit is the least frequent between the numbers 1 and 1,000? ANSWER:         0 is the least common digit even though 1,000 has three zero's !

PEDAGOGY ( JANUARY BLOG POST -7)

                         MATH   RIDDLE What digit is the most frequent between the numbers 1 and 1,000 (inclusive)? To solve this riddle you don't want to manually do all of the math but rather try to figure out a pattern.  ANSWER:  The most common digit is '1.' 

PEDAGOGY ( JANUARY BLOG POST -6)

                            MATH RIDDLE How can you add eight 8's to get the number 1,000? (only use addition) ANSWER:  The key to this math riddle is realizing that the one place must be zero.  888 + 88 + 8 + 8 + 8 = 1,000

PEDAGOGY( JANUARY BLOG POST -5 )

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                  MATH PUZZLE Answer: 99 Explanation: 21 + 31 = 52 and 33 + 46 = 85 Therefore, 16 + 83 = 99 .

PEDAGOGY ( JANUARY BLOG POST -4)

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                MATH    PUZZLE Answer: 130 Explanation: (5 x 6 x 8) + (7 x 4 x 9) = 492 and (7 x 5 x 4) + (6 x 8 x 9) = 572 Therefore (4 x 3 x 5) + (7 x 2 x 5) = 130.

PEDAGOGY (JANUARY BLOG POST -3)

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              MATH PUZZLE  Answer : 9 Explanation : The number at the centre of each triangle equals the sum of the lower two numbers minus the top number .

PEDAGOGY ( JANUARY BLOG POST -2)

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                          MATH       PUZZLE   Answer : 6 Explanation : Looking at the diagram in rows, the central circle equals half the sum of the numbers in the other circles to the left and right of the centre.

PEDAGOGY ( JANUARY BLOG POST -1)

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The Answer is 042.