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Add 4/81 and 10/80

4/81 + 10/80 is 113/648.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 80 is 6480

    Next, find the equivalent fraction of both fractional numbers with denominator 6480
  2. For the 1st fraction, since 81 × 80 = 6480,
    4/81 = 4 × 80/81 × 80 = 320/6480
  3. Likewise, for the 2nd fraction, since 80 × 81 = 6480,
    10/80 = 10 × 81/80 × 81 = 810/6480
  4. Add the two like fractions:
    320/6480 + 810/6480 = 320 + 810/6480 = 1130/6480
  5. 1130/6480 simplified gives 113/648
  6. So, 4/81 + 10/80 = 113/648

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