Answers

Add 14/28 and 21/56

14/28 + 21/56 is 7/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 56 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 28 × 2 = 56,
   14/28 = 14 × 2/28 × 2 = 28/56
3. Likewise, for the 2nd fraction, since 56 × 1 = 56,
   21/56 = 21 × 1/56 × 1 = 21/56
4. Add the two like fractions:
   28/56 + 21/56 = 28 + 21/56 = 49/56
5. 49/56 simplified gives 7/8
6. So, 14/28 + 21/56 = 7/8

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