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Add 72/40 and 30/15

1st number: 1 32/40, 2nd number: 2 0/15

72/40 + 30/15 is 19/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 15 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    72/40 = 72 × 3/40 × 3 = 216/120
  3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
    30/15 = 30 × 8/15 × 8 = 240/120
  4. Add the two like fractions:
    216/120 + 240/120 = 216 + 240/120 = 456/120
  5. 456/120 simplified gives 19/5
  6. So, 72/40 + 30/15 = 19/5
    In mixed form: 34/5

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