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Add 18/14 and 90/80

1st number: 1 4/14, 2nd number: 1 10/80

18/14 + 90/80 is 135/56.

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,
    18/14 = 18 × 40/14 × 40 = 720/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    90/80 = 90 × 7/80 × 7 = 630/560
  4. Add the two like fractions:
    720/560 + 630/560 = 720 + 630/560 = 1350/560
  5. 1350/560 simplified gives 135/56
  6. So, 18/14 + 90/80 = 135/56
    In mixed form: 223/56

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