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Add 16/5 and 70/72

1st number: 3 1/5, 2nd number: 70/72

16/5 + 70/72 is 751/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 5 × 72 = 360,
    16/5 = 16 × 72/5 × 72 = 1152/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    70/72 = 70 × 5/72 × 5 = 350/360
  4. Add the two like fractions:
    1152/360 + 350/360 = 1152 + 350/360 = 1502/360
  5. 1502/360 simplified gives 751/180
  6. So, 16/5 + 70/72 = 751/180
    In mixed form: 431/180

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