Answers

Add 15/80 and 54/28

1^st number: 15/80, 2^nd number: 1 26/28

15/80 + 54/28 is 237/112.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 28 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 80 × 7 = 560,
   15/80 = 15 × 7/80 × 7 = 105/560
3. Likewise, for the 2nd fraction, since 28 × 20 = 560,
   54/28 = 54 × 20/28 × 20 = 1080/560
4. Add the two like fractions:
   105/560 + 1080/560 = 105 + 1080/560 = 1185/560
5. 1185/560 simplified gives 237/112
6. So, 15/80 + 54/28 = 237/112
   In mixed form: 213/112

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