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Add 7/14 and 21/60

7/14 + 21/60 is 17/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 60 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 14 × 30 = 420,
    7/14 = 7 × 30/14 × 30 = 210/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    21/60 = 21 × 7/60 × 7 = 147/420
  4. Add the two like fractions:
    210/420 + 147/420 = 210 + 147/420 = 357/420
  5. 357/420 simplified gives 17/20
  6. So, 7/14 + 21/60 = 17/20

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