Answers

Add 3/48 and 64/90

3/48 + 64/90 is 557/720.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 90 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 48 × 15 = 720,
   3/48 = 3 × 15/48 × 15 = 45/720
3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
   64/90 = 64 × 8/90 × 8 = 512/720
4. Add the two like fractions:
   45/720 + 512/720 = 45 + 512/720 = 557/720
5. So, 3/48 + 64/90 = 557/720

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