Answers

Add 98/72 and 7/54

1^st number: 1 26/72, 2^nd number: 7/54

98/72 + 7/54 is 161/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 54 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 72 × 3 = 216,
   98/72 = 98 × 3/72 × 3 = 294/216
3. Likewise, for the 2nd fraction, since 54 × 4 = 216,
   7/54 = 7 × 4/54 × 4 = 28/216
4. Add the two like fractions:
   294/216 + 28/216 = 294 + 28/216 = 322/216
5. 322/216 simplified gives 161/108
6. So, 98/72 + 7/54 = 161/108
   In mixed form: 153/108

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