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Add 90/8 and 10/18

1st number: 11 2/8, 2nd number: 10/18

90/8 + 10/18 is 425/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 18 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 8 × 9 = 72,
    90/8 = 90 × 9/8 × 9 = 810/72
  3. Likewise, for the 2nd fraction, since 18 × 4 = 72,
    10/18 = 10 × 4/18 × 4 = 40/72
  4. Add the two like fractions:
    810/72 + 40/72 = 810 + 40/72 = 850/72
  5. 850/72 simplified gives 425/36
  6. So, 90/8 + 10/18 = 425/36
    In mixed form: 1129/36

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