Answers

Add 14/72 and 42/20

1^st number: 14/72, 2^nd number: 2 2/20

14/72 + 42/20 is 413/180.

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,
   14/72 = 14 × 5/72 × 5 = 70/360
3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
   42/20 = 42 × 18/20 × 18 = 756/360
4. Add the two like fractions:
   70/360 + 756/360 = 70 + 756/360 = 826/360
5. 826/360 simplified gives 413/180
6. So, 14/72 + 42/20 = 413/180
   In mixed form: 253/180

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