Answers

Add 72/10 and 45/56

1^st number: 7 2/10, 2^nd number: 45/56

72/10 + 45/56 is 2241/280.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 56 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 10 × 28 = 280,
   72/10 = 72 × 28/10 × 28 = 2016/280
3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
   45/56 = 45 × 5/56 × 5 = 225/280
4. Add the two like fractions:
   2016/280 + 225/280 = 2016 + 225/280 = 2241/280
5. So, 72/10 + 45/56 = 2241/280
   In mixed form: 81/280

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