Here’s an example of a **SPEED MATH** shortcut for **MULTIPLYING NUMBERS WITH EVEN DIFFERENCE: (Mul) NxM(Ed)
** from the

**MULTIPLICATION**category.

**When can I use this method?**

method?

For multiplying any two numbers provided that the difference between the numbers is even.

Also make sure that the numbers are relatively near each other, so that squaring the difference and midpoint numbers is easy.

This method becomes a little difficult when the numbers are far apart or the midpoint of the numbers is not a round number.

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** Download Practice sheet for MULTIPLYING NUMBERS WITH EVEN DIFFERENCE**

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**Notes –**

- This method uses the concept of (a + b)(a – b) = a2 – b2

**Related Shortcuts –**

Multiplying Numbers using Nearby Method: (Mul) NxM(Nr)

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