Write any number. Generate a sequence of numbers by repeatedly adding 11, What would be the digital roots Class 8
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Write any number. Generate a sequence of numbers by repeatedly adding 11, What would be the digital roots Class 8
Question 1.
Write any number. Generate a sequence of numbers by repeatedly adding 11, What would be the digital roots of this sequence of numbers? Share your observations. Class 8
Solution:
Let the sequence be 4, 15, 26, 37, 48, 59, 70, 81, 92, 103, 114, 125.
Digital roots are 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, ...
They are in the pattern 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, ...
Question 2.
What will be the digital root of the number 9a + 36b + 13? Class 8
Solution:
It will be 1 + 3 = 4, because 9 + 36 + 13 = 58 = 13 = 1 + 3 = 4.