Answers

Add 84/64 and 45/30

1^st number: 1 20/64, 2^nd number: 1 15/30

84/64 + 45/30 is 45/16.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 30 is 960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 960
2. For the 1st fraction, since 64 × 15 = 960,
   84/64 = 84 × 15/64 × 15 = 1260/960
3. Likewise, for the 2nd fraction, since 30 × 32 = 960,
   45/30 = 45 × 32/30 × 32 = 1440/960
4. Add the two like fractions:
   1260/960 + 1440/960 = 1260 + 1440/960 = 2700/960
5. 2700/960 simplified gives 45/16
6. So, 84/64 + 45/30 = 45/16
   In mixed form: 213/16

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