Answers

Add 75/16 and 35/90

1^st number: 4 11/16, 2^nd number: 35/90

75/16 + 35/90 is 731/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 90 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 90 × 8 = 720,
   35/90 = 35 × 8/90 × 8 = 280/720
4. Add the two like fractions:
   3375/720 + 280/720 = 3375 + 280/720 = 3655/720
5. 3655/720 simplified gives 731/144
6. So, 75/16 + 35/90 = 731/144
   In mixed form: 511/144

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