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Add 20/45 and 25/48

20/45 + 25/48 is 139/144.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 48 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 45 × 16 = 720,
    20/45 = 20 × 16/45 × 16 = 320/720
  3. Likewise, for the 2nd fraction, since 48 × 15 = 720,
    25/48 = 25 × 15/48 × 15 = 375/720
  4. Add the two like fractions:
    320/720 + 375/720 = 320 + 375/720 = 695/720
  5. 695/720 simplified gives 139/144
  6. So, 20/45 + 25/48 = 139/144

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