Answers

Add 72/56 and 3/72

1^st number: 1 16/56, 2^nd number: 3/72

72/56 + 3/72 is 223/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 56 × 9 = 504,
   72/56 = 72 × 9/56 × 9 = 648/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   3/72 = 3 × 7/72 × 7 = 21/504
4. Add the two like fractions:
   648/504 + 21/504 = 648 + 21/504 = 669/504
5. 669/504 simplified gives 223/168
6. So, 72/56 + 3/72 = 223/168
   In mixed form: 155/168

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