Answers

Add 21/32 and 8/90

21/32 + 8/90 is 1073/1440.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 32 and 90 is 1440
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1440
2. For the 1st fraction, since 32 × 45 = 1440,
   21/32 = 21 × 45/32 × 45 = 945/1440
3. Likewise, for the 2nd fraction, since 90 × 16 = 1440,
   8/90 = 8 × 16/90 × 16 = 128/1440
4. Add the two like fractions:
   945/1440 + 128/1440 = 945 + 128/1440 = 1073/1440
5. So, 21/32 + 8/90 = 1073/1440

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