Answers

Add 72/56 and 7/84

1^st number: 1 16/56, 2^nd number: 7/84

72/56 + 7/84 is 115/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 84 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 56 × 3 = 168,
   72/56 = 72 × 3/56 × 3 = 216/168
3. Likewise, for the 2nd fraction, since 84 × 2 = 168,
   7/84 = 7 × 2/84 × 2 = 14/168
4. Add the two like fractions:
   216/168 + 14/168 = 216 + 14/168 = 230/168
5. 230/168 simplified gives 115/84
6. So, 72/56 + 7/84 = 115/84
   In mixed form: 131/84

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