Answers

Add 56/42 and 10/72

1^st number: 1 14/42, 2^nd number: 10/72

56/42 + 10/72 is 53/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 42 × 12 = 504,
   56/42 = 56 × 12/42 × 12 = 672/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   10/72 = 10 × 7/72 × 7 = 70/504
4. Add the two like fractions:
   672/504 + 70/504 = 672 + 70/504 = 742/504
5. 742/504 simplified gives 53/36
6. So, 56/42 + 10/72 = 53/36
   In mixed form: 117/36

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