Answers

Add 81/75 and 21/49

1^st number: 1 6/75, 2^nd number: 21/49

81/75 + 21/49 is 264/175.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 49 is 3675
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3675
2. For the 1st fraction, since 75 × 49 = 3675,
   81/75 = 81 × 49/75 × 49 = 3969/3675
3. Likewise, for the 2nd fraction, since 49 × 75 = 3675,
   21/49 = 21 × 75/49 × 75 = 1575/3675
4. Add the two like fractions:
   3969/3675 + 1575/3675 = 3969 + 1575/3675 = 5544/3675
5. 5544/3675 simplified gives 264/175
6. So, 81/75 + 21/49 = 264/175
   In mixed form: 189/175

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