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Add 30/70 and 20/15

1st number: 30/70, 2nd number: 1 5/15

30/70 + 20/15 is 37/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 15 is 210
  2. For the 1st fraction, since 70 × 3 = 210,
    30/70 = 30 × 3/70 × 3 = 90/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    20/15 = 20 × 14/15 × 14 = 280/210
  4. Add the two fractions:
    90/210 + 280/210 = 90 + 280/210 = 370/210
  5. After reducing the fraction, the answer is 37/21
  6. In mixed form: 116/21

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