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Add 81/25 and 30/70

1st number: 3 6/25, 2nd number: 30/70

81/25 + 30/70 is 642/175.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 70 is 350

    Next, find the equivalent fraction of both fractional numbers with denominator 350
  2. For the 1st fraction, since 25 × 14 = 350,
    81/25 = 81 × 14/25 × 14 = 1134/350
  3. Likewise, for the 2nd fraction, since 70 × 5 = 350,
    30/70 = 30 × 5/70 × 5 = 150/350
  4. Add the two like fractions:
    1134/350 + 150/350 = 1134 + 150/350 = 1284/350
  5. 1284/350 simplified gives 642/175
  6. So, 81/25 + 30/70 = 642/175
    In mixed form: 3117/175

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