Subtraction

  1. Beautiful trick to subtract two number such as 72 - 27, 96 - 69 ......
  2. Special case: 762 - 267, 813 - 318 ........
  3. Fundamental - Easy way to subtract
  4. The use of complement number
  5. Subtraction of two numbers which are mutual complement.

2 comments:

  1. subtract (-1050) & 813 from (-23)

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