Answers

Add 48/75 and 45/21

1^st number: 48/75, 2^nd number: 2 3/21

48/75 + 45/21 is 487/175.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 21 is 525
   
   Next, find the equivalent fraction of both fractional numbers with denominator 525
2. For the 1st fraction, since 75 × 7 = 525,
   48/75 = 48 × 7/75 × 7 = 336/525
3. Likewise, for the 2nd fraction, since 21 × 25 = 525,
   45/21 = 45 × 25/21 × 25 = 1125/525
4. Add the two like fractions:
   336/525 + 1125/525 = 336 + 1125/525 = 1461/525
5. 1461/525 simplified gives 487/175
6. So, 48/75 + 45/21 = 487/175
   In mixed form: 2137/175

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