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Add 7/35 and 72/20

1st number: 7/35, 2nd number: 3 12/20

7/35 + 72/20 is 19/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 20 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 35 × 4 = 140,
    7/35 = 7 × 4/35 × 4 = 28/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    72/20 = 72 × 7/20 × 7 = 504/140
  4. Add the two like fractions:
    28/140 + 504/140 = 28 + 504/140 = 532/140
  5. 532/140 simplified gives 19/5
  6. So, 7/35 + 72/20 = 19/5
    In mixed form: 34/5

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