√ 489 how to solve it
deepakkandaricsc:
22.33
Answers
Answered by
1
Divide 489 from the last into pairs
4 89
Now Look for the least possible square for 4(First digit or pair?
2×2=4
Put the quotient as 2
And then multiply the quotient by 2.
2×2 × __=89
Make sure that the last digits are same for example,43×3,44×4,...
42×2=84(least possible)
89-84=5
The square root is 22.
4 89
Now Look for the least possible square for 4(First digit or pair?
2×2=4
Put the quotient as 2
And then multiply the quotient by 2.
2×2 × __=89
Make sure that the last digits are same for example,43×3,44×4,...
42×2=84(least possible)
89-84=5
The square root is 22.
Similar questions