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Add 30/10 and 90/8

1st number: 3 0/10, 2nd number: 11 2/8

30/10 + 90/8 is 57/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 8 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 10 × 4 = 40,
    30/10 = 30 × 4/10 × 4 = 120/40
  3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
    90/8 = 90 × 5/8 × 5 = 450/40
  4. Add the two like fractions:
    120/40 + 450/40 = 120 + 450/40 = 570/40
  5. 570/40 simplified gives 57/4
  6. So, 30/10 + 90/8 = 57/4
    In mixed form: 141/4

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