Answers

Add 32/72 and 49/20

1^st number: 32/72, 2^nd number: 2 9/20

32/72 + 49/20 is 521/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 20 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   32/72 = 32 × 5/72 × 5 = 160/360
3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
   49/20 = 49 × 18/20 × 18 = 882/360
4. Add the two like fractions:
   160/360 + 882/360 = 160 + 882/360 = 1042/360
5. 1042/360 simplified gives 521/180
6. So, 32/72 + 49/20 = 521/180
   In mixed form: 2161/180

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