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Add 28/32 and 45/70

28/32 + 45/70 is 85/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 32 and 70 is 1120

    Next, find the equivalent fraction of both fractional numbers with denominator 1120
  2. For the 1st fraction, since 32 × 35 = 1120,
    28/32 = 28 × 35/32 × 35 = 980/1120
  3. Likewise, for the 2nd fraction, since 70 × 16 = 1120,
    45/70 = 45 × 16/70 × 16 = 720/1120
  4. Add the two like fractions:
    980/1120 + 720/1120 = 980 + 720/1120 = 1700/1120
  5. 1700/1120 simplified gives 85/56
  6. So, 28/32 + 45/70 = 85/56
    In mixed form: 129/56

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