MEDIUM
9th Chhattisgarh Board
IMPORTANT
Earn 100

Write the contribution of Aaryabhatt in the estimation of π.

Important Questions on History of Mathematics

EASY
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 1 - History of Mathematics>Exercise>Q 8
Write the name of the creator of Vedic Mathematics. Also give a brief description of its contents. 
EASY
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 1 - History of Mathematics>Exercise>Q 1
What do you mean by digit sum?
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 1 - History of Mathematics>Exercise>Q 2
Find the digit sum of the following numbers:
15, 38, 88, 99, 412
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 1 - History of Mathematics>Exercise>Q 3
What should be added to the following number to make them divisible by 9?
241
EASY
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 1 - History of Mathematics>Exercise>Q 4
Write the usefulness of digit sums.
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 1 - History of Mathematics>Exercise>Q (1)
Find the following product using the method Urdhwatirygbhyaam:
23×32
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 1 - History of Mathematics>Exercise>Q (2)
Find the following product using the method Urdhwatirygbhyaam:
44×52
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 1 - History of Mathematics>Exercise>Q (3)
Find the following product using the method Urdhwatirygbhyaam:
92×37