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Add 10/5 and 7/42

1st number: 2 0/5, 2nd number: 7/42

10/5 + 7/42 is 13/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 42 is 210
  2. For the 1st fraction, since 5 × 42 = 210,
    10/5 = 10 × 42/5 × 42 = 420/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    7/42 = 7 × 5/42 × 5 = 35/210
  4. Add the two fractions:
    420/210 + 35/210 = 420 + 35/210 = 455/210
  5. After reducing the fraction, the answer is 13/6
  6. In mixed form: 21/6

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