Home > College Algebra calculators > 9's Complement method calculator

Method and examples
Complement Method
1. 9's Complement Subtraction Method
Number-1 Number-2
  1. 470 - 231 using 9's complement method
  2. 670 - 831 using 9's complement method

2. 9's Complement Method
  1. 9's complement of 470
  2. 9's complement of 670

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