A quick approximation method for square roots involves starting with the nearest perfect square, calculating half the difference between the target number and that perfect square, and adding this value to the square root of the perfect square; for example, √66 ≈ 8.1 by starting with √64 = 8 and adding half of (66-64) = 1.
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√66 Fast Trick 🔥 99% Students Don’t Know This#mathtrick #shorts #mathematics #viralmath#maths #viralAdded:
This looks [music] wrong, but it's actually correct. Let's solve square root 66 in 3 seconds. Start with square root 64. 66 is two more than 64. Half of two is one.
>> [music] >> So, the answer is 8.1.
But, this trick fails in some cases.
>> [music] >> Try square root 67 next.
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