Answers

Add 1/60 and 18/28

1/60 + 18/28 is 277/420.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 28 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 60 × 7 = 420,
   1/60 = 1 × 7/60 × 7 = 7/420
3. Likewise, for the 2nd fraction, since 28 × 15 = 420,
   18/28 = 18 × 15/28 × 15 = 270/420
4. Add the two like fractions:
   7/420 + 270/420 = 7 + 270/420 = 277/420
5. So, 1/60 + 18/28 = 277/420

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