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Add 70/8 and 63/90

1st number: 8 6/8, 2nd number: 63/90

70/8 + 63/90 is 189/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 90 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 8 × 45 = 360,
    70/8 = 70 × 45/8 × 45 = 3150/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    63/90 = 63 × 4/90 × 4 = 252/360
  4. Add the two like fractions:
    3150/360 + 252/360 = 3150 + 252/360 = 3402/360
  5. 3402/360 simplified gives 189/20
  6. So, 70/8 + 63/90 = 189/20
    In mixed form: 99/20

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