Answers

Add 90/50 and 45/32

1^st number: 1 40/50, 2^nd number: 1 13/32

90/50 + 45/32 is 513/160.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 32 is 800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 800
2. For the 1st fraction, since 50 × 16 = 800,
   90/50 = 90 × 16/50 × 16 = 1440/800
3. Likewise, for the 2nd fraction, since 32 × 25 = 800,
   45/32 = 45 × 25/32 × 25 = 1125/800
4. Add the two like fractions:
   1440/800 + 1125/800 = 1440 + 1125/800 = 2565/800
5. 2565/800 simplified gives 513/160
6. So, 90/50 + 45/32 = 513/160
   In mixed form: 333/160

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