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Add 80/5 and 12/63

1st number: 16 0/5, 2nd number: 12/63

80/5 + 12/63 is 340/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 63 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 5 × 63 = 315,
    80/5 = 80 × 63/5 × 63 = 5040/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    12/63 = 12 × 5/63 × 5 = 60/315
  4. Add the two like fractions:
    5040/315 + 60/315 = 5040 + 60/315 = 5100/315
  5. 5100/315 simplified gives 340/21
  6. So, 80/5 + 12/63 = 340/21
    In mixed form: 164/21

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