Answers

Add 84/32 and 42/20

1^st number: 2 20/32, 2^nd number: 2 2/20

84/32 + 42/20 is 189/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 32 and 20 is 160
   
   Next, find the equivalent fraction of both fractional numbers with denominator 160
2. For the 1st fraction, since 32 × 5 = 160,
   84/32 = 84 × 5/32 × 5 = 420/160
3. Likewise, for the 2nd fraction, since 20 × 8 = 160,
   42/20 = 42 × 8/20 × 8 = 336/160
4. Add the two like fractions:
   420/160 + 336/160 = 420 + 336/160 = 756/160
5. 756/160 simplified gives 189/40
6. So, 84/32 + 42/20 = 189/40
   In mixed form: 429/40

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