Answers

Add 25/72 and 70/84

25/72 + 70/84 is 85/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 84 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   25/72 = 25 × 7/72 × 7 = 175/504
3. Likewise, for the 2nd fraction, since 84 × 6 = 504,
   70/84 = 70 × 6/84 × 6 = 420/504
4. Add the two like fractions:
   175/504 + 420/504 = 175 + 420/504 = 595/504
5. 595/504 simplified gives 85/72
6. So, 25/72 + 70/84 = 85/72
   In mixed form: 113/72

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