Answers

Add 2/72 and 21/16

1^st number: 2/72, 2^nd number: 1 5/16

2/72 + 21/16 is 193/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 16 is 144
   
   Next, find the equivalent fraction of both fractional numbers with denominator 144
2. For the 1st fraction, since 72 × 2 = 144,
   2/72 = 2 × 2/72 × 2 = 4/144
3. Likewise, for the 2nd fraction, since 16 × 9 = 144,
   21/16 = 21 × 9/16 × 9 = 189/144
4. Add the two like fractions:
   4/144 + 189/144 = 4 + 189/144 = 193/144
5. So, 2/72 + 21/16 = 193/144
   In mixed form: 149/144

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