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Add 42/28 and 3/80

1st number: 1 14/28, 2nd number: 3/80

42/28 + 3/80 is 123/80.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 28 × 20 = 560,
    42/28 = 42 × 20/28 × 20 = 840/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    3/80 = 3 × 7/80 × 7 = 21/560
  4. Add the two like fractions:
    840/560 + 21/560 = 840 + 21/560 = 861/560
  5. 861/560 simplified gives 123/80
  6. So, 42/28 + 3/80 = 123/80
    In mixed form: 143/80

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