Estimating Square Root of Numbers
More Lessons for GMAT Math
Videos that will help students review how to estimate square root of numbers.
Estimating square roots
Number Sense - Approximating and Finding Square Roots: 8th grade math
Estimating Square Roots
When a radical is not a perfect square (1, 4, 9, 16,
), estimating square roots is a valuable tool. When asked to estimate the value of a radical between two consecutive integers, find the two perfect squares that are slightly less and slightly more than the radicand. Also, remember that negative numbers do not have a real number square root.
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
You can use the free Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.