Answers

Add 2/90 and 90/64

1^st number: 2/90, 2^nd number: 1 26/64

2/90 + 90/64 is 2057/1440.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 64 is 2880
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2880
2. For the 1st fraction, since 90 × 32 = 2880,
   2/90 = 2 × 32/90 × 32 = 64/2880
3. Likewise, for the 2nd fraction, since 64 × 45 = 2880,
   90/64 = 90 × 45/64 × 45 = 4050/2880
4. Add the two like fractions:
   64/2880 + 4050/2880 = 64 + 4050/2880 = 4114/2880
5. 4114/2880 simplified gives 2057/1440
6. So, 2/90 + 90/64 = 2057/1440
   In mixed form: 1617/1440

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