Answers

Add 75/72 and 48/20

1^st number: 1 3/72, 2^nd number: 2 8/20

75/72 + 48/20 is 413/120.

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,
   75/72 = 75 × 5/72 × 5 = 375/360
3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
   48/20 = 48 × 18/20 × 18 = 864/360
4. Add the two like fractions:
   375/360 + 864/360 = 375 + 864/360 = 1239/360
5. 1239/360 simplified gives 413/120
6. So, 75/72 + 48/20 = 413/120
   In mixed form: 353/120

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