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Add 25/42 and 50/90

25/42 + 50/90 is 145/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 90 is 630
  2. For the 1st fraction, since 42 × 15 = 630,
    25/42 = 25 × 15/42 × 15 = 375/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    50/90 = 50 × 7/90 × 7 = 350/630
  4. Add the two fractions:
    375/630 + 350/630 = 375 + 350/630 = 725/630
  5. 725/630 simplified gives 145/126
  6. So, 25/42 + 50/90 = 145/126
    In mixed form: 119/126

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