Answers

Add 27/60 and 90/63

1^st number: 27/60, 2^nd number: 1 27/63

27/60 + 90/63 is 263/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 63 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 60 × 21 = 1260,
   27/60 = 27 × 21/60 × 21 = 567/1260
3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
   90/63 = 90 × 20/63 × 20 = 1800/1260
4. Add the two like fractions:
   567/1260 + 1800/1260 = 567 + 1800/1260 = 2367/1260
5. 2367/1260 simplified gives 263/140
6. So, 27/60 + 90/63 = 263/140
   In mixed form: 1123/140

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