Answers

Add 81/28 and 9/16

1^st number: 2 25/28, 2^nd number: 9/16

81/28 + 9/16 is 387/112.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 16 is 112
   
   Next, find the equivalent fraction of both fractional numbers with denominator 112
2. For the 1st fraction, since 28 × 4 = 112,
   81/28 = 81 × 4/28 × 4 = 324/112
3. Likewise, for the 2nd fraction, since 16 × 7 = 112,
   9/16 = 9 × 7/16 × 7 = 63/112
4. Add the two like fractions:
   324/112 + 63/112 = 324 + 63/112 = 387/112
5. So, 81/28 + 9/16 = 387/112
   In mixed form: 351/112

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