Here’s an example of a **SPEED MATH** shortcut for **SQUARING USING EQUIDISTANT METHOD : (Sq) Equidx** from the **SQUARING AND SQUARE ROOTS** category.

**When can I use this method?**

For squaring any 2-digit or 3-digit numbers.

One can also use this method to solve higher digit numbers as long as squaring of its component numbers is easy enough.

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** Download Practice sheet for SQUARING USING EQUIDISTANT METHOD**

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### Notes –

- This method uses the concept of a
^{2}= [(a + b) (a – b)] + b^{2}= [a^{2}– b^{2}] + b^{2} - Use the shortcut 2D or any other 2-digit squaring shortcut to square 2-digit components when squaring 3-digit numbers.

### Related Shortcuts –

None

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