Answers

Add 72/30 and 21/96

1^st number: 2 12/30, 2^nd number: 21/96

72/30 + 21/96 is 419/160.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 96 is 480
   
   Next, find the equivalent fraction of both fractional numbers with denominator 480
2. For the 1st fraction, since 30 × 16 = 480,
   72/30 = 72 × 16/30 × 16 = 1152/480
3. Likewise, for the 2nd fraction, since 96 × 5 = 480,
   21/96 = 21 × 5/96 × 5 = 105/480
4. Add the two like fractions:
   1152/480 + 105/480 = 1152 + 105/480 = 1257/480
5. 1257/480 simplified gives 419/160
6. So, 72/30 + 21/96 = 419/160
   In mixed form: 299/160

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