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Add 2/7 and 80/90

2/7 + 80/90 is 74/63.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 7 × 90 = 630,
    2/7 = 2 × 90/7 × 90 = 180/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    80/90 = 80 × 7/90 × 7 = 560/630
  4. Add the two like fractions:
    180/630 + 560/630 = 180 + 560/630 = 740/630
  5. 740/630 simplified gives 74/63
  6. So, 2/7 + 80/90 = 74/63
    In mixed form: 111/63

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