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Add 90/84 and 3/70

1st number: 1 6/84, 2nd number: 3/70

90/84 + 3/70 is 39/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 70 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 84 × 5 = 420,
    90/84 = 90 × 5/84 × 5 = 450/420
  3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
    3/70 = 3 × 6/70 × 6 = 18/420
  4. Add the two like fractions:
    450/420 + 18/420 = 450 + 18/420 = 468/420
  5. 468/420 simplified gives 39/35
  6. So, 90/84 + 3/70 = 39/35
    In mixed form: 14/35

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