Answers

Add 28/63 and 2/60

28/63 + 2/60 is 43/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 60 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   28/63 = 28 × 20/63 × 20 = 560/1260
3. Likewise, for the 2nd fraction, since 60 × 21 = 1260,
   2/60 = 2 × 21/60 × 21 = 42/1260
4. Add the two like fractions:
   560/1260 + 42/1260 = 560 + 42/1260 = 602/1260
5. 602/1260 simplified gives 43/90
6. So, 28/63 + 2/60 = 43/90

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