Answers

Add 24/21 and 48/54

1^st number: 1 3/21, 2^nd number: 48/54

24/21 + 48/54 is 128/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 54 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 21 × 18 = 378,
   24/21 = 24 × 18/21 × 18 = 432/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   48/54 = 48 × 7/54 × 7 = 336/378
4. Add the two like fractions:
   432/378 + 336/378 = 432 + 336/378 = 768/378
5. 768/378 simplified gives 128/63
6. So, 24/21 + 48/54 = 128/63
   In mixed form: 22/63

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