Answers

Add 25/60 and 1/90

25/60 + 1/90 is 77/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 90 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 60 × 3 = 180,
   25/60 = 25 × 3/60 × 3 = 75/180
3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
   1/90 = 1 × 2/90 × 2 = 2/180
4. Add the two like fractions:
   75/180 + 2/180 = 75 + 2/180 = 77/180
5. So, 25/60 + 1/90 = 77/180

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