Answers

Add 70/30 and 15/64

1^st number: 2 10/30, 2^nd number: 15/64

70/30 + 15/64 is 493/192.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 64 is 960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 960
2. For the 1st fraction, since 30 × 32 = 960,
   70/30 = 70 × 32/30 × 32 = 2240/960
3. Likewise, for the 2nd fraction, since 64 × 15 = 960,
   15/64 = 15 × 15/64 × 15 = 225/960
4. Add the two like fractions:
   2240/960 + 225/960 = 2240 + 225/960 = 2465/960
5. 2465/960 simplified gives 493/192
6. So, 70/30 + 15/64 = 493/192
   In mixed form: 2109/192

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