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Add 30/14 and 72/40

1st number: 2 2/14, 2nd number: 1 32/40

30/14 + 72/40 is 138/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 14 × 20 = 280,
    30/14 = 30 × 20/14 × 20 = 600/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    72/40 = 72 × 7/40 × 7 = 504/280
  4. Add the two like fractions:
    600/280 + 504/280 = 600 + 504/280 = 1104/280
  5. 1104/280 simplified gives 138/35
  6. So, 30/14 + 72/40 = 138/35
    In mixed form: 333/35

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