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Add 4/14 and 72/80

4/14 + 72/80 is 83/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 14 × 40 = 560,
    4/14 = 4 × 40/14 × 40 = 160/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    72/80 = 72 × 7/80 × 7 = 504/560
  4. Add the two like fractions:
    160/560 + 504/560 = 160 + 504/560 = 664/560
  5. 664/560 simplified gives 83/70
  6. So, 4/14 + 72/80 = 83/70
    In mixed form: 113/70

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