Answers

Add 20/84 and 35/50

20/84 + 35/50 is 197/210.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 50 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 84 × 25 = 2100,
   20/84 = 20 × 25/84 × 25 = 500/2100
3. Likewise, for the 2nd fraction, since 50 × 42 = 2100,
   35/50 = 35 × 42/50 × 42 = 1470/2100
4. Add the two like fractions:
   500/2100 + 1470/2100 = 500 + 1470/2100 = 1970/2100
5. 1970/2100 simplified gives 197/210
6. So, 20/84 + 35/50 = 197/210

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