Answers

Add 27/70 and 30/49

27/70 + 30/49 is 489/490.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 49 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 70 × 7 = 490,
   27/70 = 27 × 7/70 × 7 = 189/490
3. Likewise, for the 2nd fraction, since 49 × 10 = 490,
   30/49 = 30 × 10/49 × 10 = 300/490
4. Add the two like fractions:
   189/490 + 300/490 = 189 + 300/490 = 489/490
5. So, 27/70 + 30/49 = 489/490

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