Answers

Add 27/49 and 9/70

27/49 + 9/70 is 333/490.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 70 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 49 × 10 = 490,
   27/49 = 27 × 10/49 × 10 = 270/490
3. Likewise, for the 2nd fraction, since 70 × 7 = 490,
   9/70 = 9 × 7/70 × 7 = 63/490
4. Add the two like fractions:
   270/490 + 63/490 = 270 + 63/490 = 333/490
5. So, 27/49 + 9/70 = 333/490

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