February 3, 2011 | 
Author The concept of SEED NUMBERS has to be learned before you learn how to CHECK YOUR ANSWERS without redoing the problem.
When can I use this method?
This is a concept used for Checking Addition, Subtraction, Multiplication & Division
Notes –
- All numbers have a seed number
- Use the seed number to verify your answer
Related Shortcuts –
Checking Division : (Check) Div
Checking Multiplication : (Check) Mul
Checking Subtraction : (Check) Sub
Checking Addition : (Check) Add
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 (Check) Add, (Check) Div, (Check) Mul, (Check) Sub, Checking Answers, Speed Math | 
Tags: Checking Answers, Math Tricks, Mental Math, Speed Math
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I didnt under stand
The Seed Number concept is used to check answers for Math problem without having to redo the whole problem.
The find a seed number for any number, simply add all the digits of the number. If the sum of the digits is more than a 1 digit number, add the digits in the sum. Repeat this until you get a single digit. That single digit is the seed number.