Answers

Add 20/84 and 32/35

20/84 + 32/35 is 121/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 35 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   20/84 = 20 × 5/84 × 5 = 100/420
3. Likewise, for the 2nd fraction, since 35 × 12 = 420,
   32/35 = 32 × 12/35 × 12 = 384/420
4. Add the two like fractions:
   100/420 + 384/420 = 100 + 384/420 = 484/420
5. 484/420 simplified gives 121/105
6. So, 20/84 + 32/35 = 121/105
   In mixed form: 116/105

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