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Add 1/25 and 21/70

1/25 + 21/70 is 17/50.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 70 is 350

    Next, find the equivalent fraction of both fractional numbers with denominator 350
  2. For the 1st fraction, since 25 × 14 = 350,
    1/25 = 1 × 14/25 × 14 = 14/350
  3. Likewise, for the 2nd fraction, since 70 × 5 = 350,
    21/70 = 21 × 5/70 × 5 = 105/350
  4. Add the two like fractions:
    14/350 + 105/350 = 14 + 105/350 = 119/350
  5. 119/350 simplified gives 17/50
  6. So, 1/25 + 21/70 = 17/50

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