Answers

Add 1/84 and 3/60

1/84 + 3/60 is 13/210.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   1/84 = 1 × 5/84 × 5 = 5/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   3/60 = 3 × 7/60 × 7 = 21/420
4. Add the two like fractions:
   5/420 + 21/420 = 5 + 21/420 = 26/420
5. 26/420 simplified gives 13/210
6. So, 1/84 + 3/60 = 13/210

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