Answers

Add 20/49 and 15/56

20/49 + 15/56 is 265/392.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 56 is 392
   
   Next, find the equivalent fraction of both fractional numbers with denominator 392
2. For the 1st fraction, since 49 × 8 = 392,
   20/49 = 20 × 8/49 × 8 = 160/392
3. Likewise, for the 2nd fraction, since 56 × 7 = 392,
   15/56 = 15 × 7/56 × 7 = 105/392
4. Add the two like fractions:
   160/392 + 105/392 = 160 + 105/392 = 265/392
5. So, 20/49 + 15/56 = 265/392

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