Answers

Add 36/90 and 45/16

1^st number: 36/90, 2^nd number: 2 13/16

36/90 + 45/16 is 257/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 16 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 90 × 8 = 720,
   36/90 = 36 × 8/90 × 8 = 288/720
3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
   45/16 = 45 × 45/16 × 45 = 2025/720
4. Add the two like fractions:
   288/720 + 2025/720 = 288 + 2025/720 = 2313/720
5. 2313/720 simplified gives 257/80
6. So, 36/90 + 45/16 = 257/80
   In mixed form: 317/80

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