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Add 18/90 and 90/7

1st number: 18/90, 2nd number: 12 6/7

18/90 + 90/7 is 457/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 7 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    18/90 = 18 × 7/90 × 7 = 126/630
  3. Likewise, for the 2nd fraction, since 7 × 90 = 630,
    90/7 = 90 × 90/7 × 90 = 8100/630
  4. Add the two like fractions:
    126/630 + 8100/630 = 126 + 8100/630 = 8226/630
  5. 8226/630 simplified gives 457/35
  6. So, 18/90 + 90/7 = 457/35
    In mixed form: 132/35

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