Answers

Add 64/28 and 30/45

1^st number: 2 8/28, 2^nd number: 30/45

64/28 + 30/45 is 62/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 45 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 28 × 45 = 1260,
   64/28 = 64 × 45/28 × 45 = 2880/1260
3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
   30/45 = 30 × 28/45 × 28 = 840/1260
4. Add the two like fractions:
   2880/1260 + 840/1260 = 2880 + 840/1260 = 3720/1260
5. 3720/1260 simplified gives 62/21
6. So, 64/28 + 30/45 = 62/21
   In mixed form: 220/21

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