Answers

Add 72/56 and 20/63

1^st number: 1 16/56, 2^nd number: 20/63

72/56 + 20/63 is 101/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 63 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 63 × 8 = 504,
   20/63 = 20 × 8/63 × 8 = 160/504
4. Add the two like fractions:
   648/504 + 160/504 = 648 + 160/504 = 808/504
5. 808/504 simplified gives 101/63
6. So, 72/56 + 20/63 = 101/63
   In mixed form: 138/63

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