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Add 90/5 and 90/7

1st number: 18 0/5, 2nd number: 12 6/7

90/5 + 90/7 is 216/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 7 is 35

    Next, find the equivalent fraction of both fractional numbers with denominator 35
  2. For the 1st fraction, since 5 × 7 = 35,
    90/5 = 90 × 7/5 × 7 = 630/35
  3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
    90/7 = 90 × 5/7 × 5 = 450/35
  4. Add the two like fractions:
    630/35 + 450/35 = 630 + 450/35 = 1080/35
  5. 1080/35 simplified gives 216/7
  6. So, 90/5 + 90/7 = 216/7
    In mixed form: 306/7

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