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Add 70/30 and 75/7

1st number: 2 10/30, 2nd number: 10 5/7

70/30 + 75/7 is 274/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 7 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    70/30 = 70 × 7/30 × 7 = 490/210
  3. Likewise, for the 2nd fraction, since 7 × 30 = 210,
    75/7 = 75 × 30/7 × 30 = 2250/210
  4. Add the two like fractions:
    490/210 + 2250/210 = 490 + 2250/210 = 2740/210
  5. 2740/210 simplified gives 274/21
  6. So, 70/30 + 75/7 = 274/21
    In mixed form: 131/21

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