Answers

Add 75/16 and 80/45

1^st number: 4 11/16, 2^nd number: 1 35/45

75/16 + 80/45 is 931/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 45 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 16 × 45 = 720,
   75/16 = 75 × 45/16 × 45 = 3375/720
3. Likewise, for the 2nd fraction, since 45 × 16 = 720,
   80/45 = 80 × 16/45 × 16 = 1280/720
4. Add the two like fractions:
   3375/720 + 1280/720 = 3375 + 1280/720 = 4655/720
5. 4655/720 simplified gives 931/144
6. So, 75/16 + 80/45 = 931/144
   In mixed form: 667/144

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