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Add 30/40 and 70/54

1st number: 30/40, 2nd number: 1 16/54

30/40 + 70/54 is 221/108.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 54 is 1080

    Next, find the equivalent fraction of both fractional numbers with denominator 1080
  2. For the 1st fraction, since 40 × 27 = 1080,
    30/40 = 30 × 27/40 × 27 = 810/1080
  3. Likewise, for the 2nd fraction, since 54 × 20 = 1080,
    70/54 = 70 × 20/54 × 20 = 1400/1080
  4. Add the two like fractions:
    810/1080 + 1400/1080 = 810 + 1400/1080 = 2210/1080
  5. 2210/1080 simplified gives 221/108
  6. So, 30/40 + 70/54 = 221/108
    In mixed form: 25/108

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