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Add 30/25 and 90/70

1st number: 1 5/25, 2nd number: 1 20/70

30/25 + 90/70 is 87/35.

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,
    30/25 = 30 × 14/25 × 14 = 420/350
  3. Likewise, for the 2nd fraction, since 70 × 5 = 350,
    90/70 = 90 × 5/70 × 5 = 450/350
  4. Add the two like fractions:
    420/350 + 450/350 = 420 + 450/350 = 870/350
  5. 870/350 simplified gives 87/35
  6. So, 30/25 + 90/70 = 87/35
    In mixed form: 217/35

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