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Add 15/70 and 50/60

15/70 + 50/60 is 22/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 60 is 420
  2. For the 1st fraction, since 70 × 6 = 420,
    15/70 = 15 × 6/70 × 6 = 90/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    50/60 = 50 × 7/60 × 7 = 350/420
  4. Add the two fractions:
    90/420 + 350/420 = 90 + 350/420 = 440/420
  5. After reducing the fraction, the answer is 22/21
  6. In mixed form: 11/21

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