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Add 70/30 and 90/8

1st number: 2 10/30, 2nd number: 11 2/8

70/30 + 90/8 is 163/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 8 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 30 × 4 = 120,
    70/30 = 70 × 4/30 × 4 = 280/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    90/8 = 90 × 15/8 × 15 = 1350/120
  4. Add the two like fractions:
    280/120 + 1350/120 = 280 + 1350/120 = 1630/120
  5. 1630/120 simplified gives 163/12
  6. So, 70/30 + 90/8 = 163/12
    In mixed form: 137/12

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