Answers

Add 72/20 and 75/32

1^st number: 3 12/20, 2^nd number: 2 11/32

72/20 + 75/32 is 951/160.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 32 is 160
   
   Next, find the equivalent fraction of both fractional numbers with denominator 160
2. For the 1st fraction, since 20 × 8 = 160,
   72/20 = 72 × 8/20 × 8 = 576/160
3. Likewise, for the 2nd fraction, since 32 × 5 = 160,
   75/32 = 75 × 5/32 × 5 = 375/160
4. Add the two like fractions:
   576/160 + 375/160 = 576 + 375/160 = 951/160
5. So, 72/20 + 75/32 = 951/160
   In mixed form: 5151/160

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