Answers

Add 75/84 and 35/60

75/84 + 35/60 is 31/21.

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,
   75/84 = 75 × 5/84 × 5 = 375/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   35/60 = 35 × 7/60 × 7 = 245/420
4. Add the two like fractions:
   375/420 + 245/420 = 375 + 245/420 = 620/420
5. 620/420 simplified gives 31/21
6. So, 75/84 + 35/60 = 31/21
   In mixed form: 110/21

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