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Add 70/16 and 28/90

1st number: 4 6/16, 2nd number: 28/90

70/16 + 28/90 is 1687/360.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 90 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 16 × 45 = 720,
    70/16 = 70 × 45/16 × 45 = 3150/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    28/90 = 28 × 8/90 × 8 = 224/720
  4. Add the two like fractions:
    3150/720 + 224/720 = 3150 + 224/720 = 3374/720
  5. 3374/720 simplified gives 1687/360
  6. So, 70/16 + 28/90 = 1687/360
    In mixed form: 4247/360

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