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Add 21/70 and 2/25

21/70 + 2/25 is 19/50.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 25 is 350
  2. For the 1st fraction, since 70 × 5 = 350,
    21/70 = 21 × 5/70 × 5 = 105/350
  3. Likewise, for the 2nd fraction, since 25 × 14 = 350,
    2/25 = 2 × 14/25 × 14 = 28/350
  4. Add the two fractions:
    105/350 + 28/350 = 105 + 28/350 = 133/350
  5. After reducing the fraction, the answer is 19/50

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