Answers

Add 75/15 and 21/49

1^st number: 5 0/15, 2^nd number: 21/49

75/15 + 21/49 is 38/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 49 is 735
   
   Next, find the equivalent fraction of both fractional numbers with denominator 735
2. For the 1st fraction, since 15 × 49 = 735,
   75/15 = 75 × 49/15 × 49 = 3675/735
3. Likewise, for the 2nd fraction, since 49 × 15 = 735,
   21/49 = 21 × 15/49 × 15 = 315/735
4. Add the two like fractions:
   3675/735 + 315/735 = 3675 + 315/735 = 3990/735
5. 3990/735 simplified gives 38/7
6. So, 75/15 + 21/49 = 38/7
   In mixed form: 53/7

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