Answers

Add 98/64 and 54/15

1^st number: 1 34/64, 2^nd number: 3 9/15

98/64 + 54/15 is 821/160.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 15 is 960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 960
2. For the 1st fraction, since 64 × 15 = 960,
   98/64 = 98 × 15/64 × 15 = 1470/960
3. Likewise, for the 2nd fraction, since 15 × 64 = 960,
   54/15 = 54 × 64/15 × 64 = 3456/960
4. Add the two like fractions:
   1470/960 + 3456/960 = 1470 + 3456/960 = 4926/960
5. 4926/960 simplified gives 821/160
6. So, 98/64 + 54/15 = 821/160
   In mixed form: 521/160

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