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Add 18/70 and 98/60

1st number: 18/70, 2nd number: 1 38/60

18/70 + 98/60 is 397/210.

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,
    18/70 = 18 × 6/70 × 6 = 108/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    98/60 = 98 × 7/60 × 7 = 686/420
  4. Add the two fractions:
    108/420 + 686/420 = 108 + 686/420 = 794/420
  5. After reducing the fraction, the answer is 397/210
  6. In mixed form: 1187/210

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