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Add 1/80 and 90/28

1st number: 1/80, 2nd number: 3 6/28

1/80 + 90/28 is 1807/560.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 28 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    1/80 = 1 × 7/80 × 7 = 7/560
  3. Likewise, for the 2nd fraction, since 28 × 20 = 560,
    90/28 = 90 × 20/28 × 20 = 1800/560
  4. Add the two like fractions:
    7/560 + 1800/560 = 7 + 1800/560 = 1807/560
  5. So, 1/80 + 90/28 = 1807/560
    In mixed form: 3127/560

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