Answers

Add 75/80 and 48/27

1^st number: 75/80, 2^nd number: 1 21/27

75/80 + 48/27 is 391/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 27 is 2160
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2160
2. For the 1st fraction, since 80 × 27 = 2160,
   75/80 = 75 × 27/80 × 27 = 2025/2160
3. Likewise, for the 2nd fraction, since 27 × 80 = 2160,
   48/27 = 48 × 80/27 × 80 = 3840/2160
4. Add the two like fractions:
   2025/2160 + 3840/2160 = 2025 + 3840/2160 = 5865/2160
5. 5865/2160 simplified gives 391/144
6. So, 75/80 + 48/27 = 391/144
   In mixed form: 2103/144

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