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Add 8/42 and 25/90

8/42 + 25/90 is 59/126.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 42 × 15 = 630,
    8/42 = 8 × 15/42 × 15 = 120/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    25/90 = 25 × 7/90 × 7 = 175/630
  4. Add the two like fractions:
    120/630 + 175/630 = 120 + 175/630 = 295/630
  5. 295/630 simplified gives 59/126
  6. So, 8/42 + 25/90 = 59/126

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