Answers

Add 7/60 and 72/84

7/60 + 72/84 is 409/420.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 60 × 7 = 420,
   7/60 = 7 × 7/60 × 7 = 49/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   72/84 = 72 × 5/84 × 5 = 360/420
4. Add the two like fractions:
   49/420 + 360/420 = 49 + 360/420 = 409/420
5. So, 7/60 + 72/84 = 409/420

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