August 8, 2010 | 
Author Here’s an example of a SPEED MATH shortcut for SQUARING 2-DIGIT NUMBERS ENDING WITH 6 : (Sq) LD6d2 from the SQUARING AND SQUARE ROOTS category.
When can I use this method?
For squaring 2-digit numbers ending with 6.
Notes –
- This method uses the concept (a + 1)2 = a2 + [(a + 1) + a], where ‘a’ is the number ending with 5, so ‘(a + 1)’ is the number ending with 6.
Related Shortcuts –
Squaring 2-digit Numbers ending with 1: (Sq) LD1d2
Squaring 2-digit Numbers ending with 4: (Sq) LD4d2
Squaring 2-digit Numbers ending with 9: (Sq) LD9d2
We hope this helps you in getting to the answer faster. You can apply this shortcut in the exams and get to the answer before anyone else can.
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Posted in (Sq) LD6d2, Speed Math, Squaring and Square Roots | 
Tags: Math Tricks, Mental Math, Speed Math, Squaring and Square Roots
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