Answers

Add 25/72 and 25/20

1^st number: 25/72, 2^nd number: 1 5/20

25/72 + 25/20 is 115/72.

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,
   25/72 = 25 × 5/72 × 5 = 125/360
3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
   25/20 = 25 × 18/20 × 18 = 450/360
4. Add the two like fractions:
   125/360 + 450/360 = 125 + 450/360 = 575/360
5. 575/360 simplified gives 115/72
6. So, 25/72 + 25/20 = 115/72
   In mixed form: 143/72

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