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Add 28/70 and 15/16

28/70 + 15/16 is 107/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 16 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 70 × 8 = 560,
    28/70 = 28 × 8/70 × 8 = 224/560
  3. Likewise, for the 2nd fraction, since 16 × 35 = 560,
    15/16 = 15 × 35/16 × 35 = 525/560
  4. Add the two like fractions:
    224/560 + 525/560 = 224 + 525/560 = 749/560
  5. 749/560 simplified gives 107/80
  6. So, 28/70 + 15/16 = 107/80
    In mixed form: 127/80

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