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Add 28/9 and 15/40

1st number: 3 1/9, 2nd number: 15/40

28/9 + 15/40 is 251/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 9 × 40 = 360,
    28/9 = 28 × 40/9 × 40 = 1120/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    15/40 = 15 × 9/40 × 9 = 135/360
  4. Add the two like fractions:
    1120/360 + 135/360 = 1120 + 135/360 = 1255/360
  5. 1255/360 simplified gives 251/72
  6. So, 28/9 + 15/40 = 251/72
    In mixed form: 335/72

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