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Add 9/3 and 21/70

1st number: 3 0/3, 2nd number: 21/70

9/3 + 21/70 is 33/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 70 is 210
  2. For the 1st fraction, since 3 × 70 = 210,
    9/3 = 9 × 70/3 × 70 = 630/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    21/70 = 21 × 3/70 × 3 = 63/210
  4. Add the two fractions:
    630/210 + 63/210 = 630 + 63/210 = 693/210
  5. After reducing the fraction, the answer is 33/10
  6. In mixed form: 33/10

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