Answers

Add 28/50 and 54/84

28/50 + 54/84 is 421/350.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 84 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 50 × 42 = 2100,
   28/50 = 28 × 42/50 × 42 = 1176/2100
3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
   54/84 = 54 × 25/84 × 25 = 1350/2100
4. Add the two like fractions:
   1176/2100 + 1350/2100 = 1176 + 1350/2100 = 2526/2100
5. 2526/2100 simplified gives 421/350
6. So, 28/50 + 54/84 = 421/350
   In mixed form: 171/350

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