Find the squareroot of 100 by the method of repeated subraction?
Answers
Answered by
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Step-by-step explanation:
100-1=99
99-3=96
96-5=91
91-7=84
84-9=75
75-11=64
64-13=51
51-15=36
36-17=19
19-19=0
There are total 10 numbers
So, 10 is the square root of 100
Answered by
1
Answer:
Ncert solutions
Grade 8
Mathematics
Science
Chapters in NCERT Solutions - Mathematics , Class 8
Exercises in Squares and Square Roots
Question 3
Q3) Find the square roots of 100 and 169 by the method of repeated subtraction.
Solution
Transcript
Solution:
By successive subtracting odd natural numbers from 100,
100 – 1 = 99
99 – 3 = 96
96 – 5 = 91
91 – 7 = 84
84 – 9 = 75
75 – 11 = 64
64 – 13 = 51
51 – 15 = 36
36 – 17 = 19
19 – 19 = 0
This successive subtraction is completed in 10 steps.
Therefore \sqrt{100}=10
100
=10
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