Answers

Add 20/60 and 72/56

1^st number: 20/60, 2^nd number: 1 16/56

20/60 + 72/56 is 34/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 56 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 60 × 14 = 840,
   20/60 = 20 × 14/60 × 14 = 280/840
3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
   72/56 = 72 × 15/56 × 15 = 1080/840
4. Add the two like fractions:
   280/840 + 1080/840 = 280 + 1080/840 = 1360/840
5. 1360/840 simplified gives 34/21
6. So, 20/60 + 72/56 = 34/21
   In mixed form: 113/21

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