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Add 60/70 and 70/42

1st number: 60/70, 2nd number: 1 28/42

60/70 + 70/42 is 53/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 42 is 210
  2. For the 1st fraction, since 70 × 3 = 210,
    60/70 = 60 × 3/70 × 3 = 180/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    70/42 = 70 × 5/42 × 5 = 350/210
  4. Add the two fractions:
    180/210 + 350/210 = 180 + 350/210 = 530/210
  5. 530/210 simplified gives 53/21
  6. So, 60/70 + 70/42 = 53/21
    In mixed form: 211/21

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