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Add 70/90 and 8/7

1st number: 70/90, 2nd number: 1 1/7

70/90 + 8/7 is 121/63.

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,
    70/90 = 70 × 7/90 × 7 = 490/630
  3. Likewise, for the 2nd fraction, since 7 × 90 = 630,
    8/7 = 8 × 90/7 × 90 = 720/630
  4. Add the two like fractions:
    490/630 + 720/630 = 490 + 720/630 = 1210/630
  5. 1210/630 simplified gives 121/63
  6. So, 70/90 + 8/7 = 121/63
    In mixed form: 158/63

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