Here’s an example of a **SPEED MATH** shortcut for **SQUARING NUMBERS NEAR 500 : (Sq) Nr500** from the **SQUARING AND SQUARE ROOTS** category.

**When can I use this method?**

For squaring numbers near 500.

The number can be either < or > 500.

One can use this method to square numbers away from 500 as long as it is comfortable to square the difference portions.

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** Download Practice sheet for SQUARING NUMBERS NEAR 500**

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### Notes –

- This method uses the concept (500 + a)
^{2}= [(250 + a) 100] + a^{2}, where ‘(500 + a)’ is the number near 500 and ‘a’ is difference. - Whenever the number is more than 500, the difference is written as positive (+ve).
- Whenever the number is less than 500, the difference is written as negative (-ve).

### Related Shortcuts –

Squaring Numbers near 100 : (Sq) Nr100

Squaring Numbers near 1000 : (Sq) Nr1000

Squaring Numbers near 50 : (Sq) Nr50

Squaring 2-digit Numbers near a Base : (Sq) NrB2

Squaring 3-digit Numbers near a Base : (Sq) NrB3

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