Answers

Add 42/54 and 90/48

1^st number: 42/54, 2^nd number: 1 42/48

42/54 + 90/48 is 191/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 48 is 432
   
   Next, find the equivalent fraction of both fractional numbers with denominator 432
2. For the 1st fraction, since 54 × 8 = 432,
   42/54 = 42 × 8/54 × 8 = 336/432
3. Likewise, for the 2nd fraction, since 48 × 9 = 432,
   90/48 = 90 × 9/48 × 9 = 810/432
4. Add the two like fractions:
   336/432 + 810/432 = 336 + 810/432 = 1146/432
5. 1146/432 simplified gives 191/72
6. So, 42/54 + 90/48 = 191/72
   In mixed form: 247/72

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