Answers

Add 18/70 and 25/56

18/70 + 25/56 is 197/280.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 56 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 70 × 4 = 280,
   18/70 = 18 × 4/70 × 4 = 72/280
3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
   25/56 = 25 × 5/56 × 5 = 125/280
4. Add the two like fractions:
   72/280 + 125/280 = 72 + 125/280 = 197/280
5. So, 18/70 + 25/56 = 197/280

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