Answers

Add 48/45 and 49/80

1^st number: 1 3/45, 2^nd number: 49/80

48/45 + 49/80 is 403/240.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 45 × 16 = 720,
   48/45 = 48 × 16/45 × 16 = 768/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   49/80 = 49 × 9/80 × 9 = 441/720
4. Add the two like fractions:
   768/720 + 441/720 = 768 + 441/720 = 1209/720
5. 1209/720 simplified gives 403/240
6. So, 48/45 + 49/80 = 403/240
   In mixed form: 1163/240

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