Answers

Add 64/45 and 49/80

1^st number: 1 19/45, 2^nd number: 49/80

64/45 + 49/80 is 293/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 45 × 16 = 720,
   64/45 = 64 × 16/45 × 16 = 1024/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   49/80 = 49 × 9/80 × 9 = 441/720
4. Add the two like fractions:
   1024/720 + 441/720 = 1024 + 441/720 = 1465/720
5. 1465/720 simplified gives 293/144
6. So, 64/45 + 49/80 = 293/144
   In mixed form: 25/144

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