Answers

Add 72/10 and 2/42

1^st number: 7 2/10, 2^nd number: 2/42

72/10 + 2/42 is 761/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 42 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 10 × 21 = 210,
   72/10 = 72 × 21/10 × 21 = 1512/210
3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
   2/42 = 2 × 5/42 × 5 = 10/210
4. Add the two like fractions:
   1512/210 + 10/210 = 1512 + 10/210 = 1522/210
5. 1522/210 simplified gives 761/105
6. So, 72/10 + 2/42 = 761/105
   In mixed form: 726/105

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