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Add 2/21 and 72/10

1st number: 2/21, 2nd number: 7 2/10

2/21 + 72/10 is 766/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 10 is 210
  2. For the 1st fraction, since 21 × 10 = 210,
    2/21 = 2 × 10/21 × 10 = 20/210
  3. Likewise, for the 2nd fraction, since 10 × 21 = 210,
    72/10 = 72 × 21/10 × 21 = 1512/210
  4. Add the two fractions:
    20/210 + 1512/210 = 20 + 1512/210 = 1532/210
  5. After reducing the fraction, the answer is 766/105
  6. In mixed form: 731/105

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