Answers

Add 98/64 and 63/90

1^st number: 1 34/64, 2^nd number: 63/90

98/64 + 63/90 is 357/160.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 90 is 2880
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2880
2. For the 1st fraction, since 64 × 45 = 2880,
   98/64 = 98 × 45/64 × 45 = 4410/2880
3. Likewise, for the 2nd fraction, since 90 × 32 = 2880,
   63/90 = 63 × 32/90 × 32 = 2016/2880
4. Add the two like fractions:
   4410/2880 + 2016/2880 = 4410 + 2016/2880 = 6426/2880
5. 6426/2880 simplified gives 357/160
6. So, 98/64 + 63/90 = 357/160
   In mixed form: 237/160

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