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Add 42/80 and 75/28

1st number: 42/80, 2nd number: 2 19/28

42/80 + 75/28 is 897/280.

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,
    42/80 = 42 × 7/80 × 7 = 294/560
  3. Likewise, for the 2nd fraction, since 28 × 20 = 560,
    75/28 = 75 × 20/28 × 20 = 1500/560
  4. Add the two like fractions:
    294/560 + 1500/560 = 294 + 1500/560 = 1794/560
  5. 1794/560 simplified gives 897/280
  6. So, 42/80 + 75/28 = 897/280
    In mixed form: 357/280

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