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Add 20/70 and 35/50

20/70 + 35/50 is 69/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 50 is 350
  2. For the 1st fraction, since 70 × 5 = 350,
    20/70 = 20 × 5/70 × 5 = 100/350
  3. Likewise, for the 2nd fraction, since 50 × 7 = 350,
    35/50 = 35 × 7/50 × 7 = 245/350
  4. Add the two fractions:
    100/350 + 245/350 = 100 + 245/350 = 345/350
  5. After reducing the fraction, the answer is 69/70

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