Answers

Add 48/36 and 45/21

1^st number: 1 12/36, 2^nd number: 2 3/21

48/36 + 45/21 is 73/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 21 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 36 × 7 = 252,
   48/36 = 48 × 7/36 × 7 = 336/252
3. Likewise, for the 2nd fraction, since 21 × 12 = 252,
   45/21 = 45 × 12/21 × 12 = 540/252
4. Add the two like fractions:
   336/252 + 540/252 = 336 + 540/252 = 876/252
5. 876/252 simplified gives 73/21
6. So, 48/36 + 45/21 = 73/21
   In mixed form: 310/21

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