 Finding Square Roots without a Calculator,
a selection of answers from the Dr. Math archives.
 Square Roots Without a Calculator  Dr. Math FAQ
 How do you find the square root of a number by hand? What about cube roots?
 Square roots by hand: Divide and Average
 How do you calculate square roots by hand?
 Longhand Square Roots
 How do you find the square root of any number? Is there an easy formula?
 Finding Square Roots
 Can you explain why the algorithm for finding square roots works,
without using algebra?
 Computing Square Roots Manually
 Using the bisection method to compute square roots manually.
 Newton's Method and Continued Fractions
 Can you clarify some points on Newton's method of finding square roots
without a calculator, and on the continued fraction algorithm (CFA)?
