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Add 10/90 and 8/42

10/90 + 8/42 is 19/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 42 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    10/90 = 10 × 7/90 × 7 = 70/630
  3. Likewise, for the 2nd fraction, since 42 × 15 = 630,
    8/42 = 8 × 15/42 × 15 = 120/630
  4. Add the two like fractions:
    70/630 + 120/630 = 70 + 120/630 = 190/630
  5. 190/630 simplified gives 19/63
  6. So, 10/90 + 8/42 = 19/63

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