Answers

Add 70/15 and 45/64

1^st number: 4 10/15, 2^nd number: 45/64

70/15 + 45/64 is 1031/192.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 64 is 960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 960
2. For the 1st fraction, since 15 × 64 = 960,
   70/15 = 70 × 64/15 × 64 = 4480/960
3. Likewise, for the 2nd fraction, since 64 × 15 = 960,
   45/64 = 45 × 15/64 × 15 = 675/960
4. Add the two like fractions:
   4480/960 + 675/960 = 4480 + 675/960 = 5155/960
5. 5155/960 simplified gives 1031/192
6. So, 70/15 + 45/64 = 1031/192
   In mixed form: 571/192

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