Answers

Add 20/72 and 63/30

1^st number: 20/72, 2^nd number: 2 3/30

20/72 + 63/30 is 107/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 30 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   20/72 = 20 × 5/72 × 5 = 100/360
3. Likewise, for the 2nd fraction, since 30 × 12 = 360,
   63/30 = 63 × 12/30 × 12 = 756/360
4. Add the two like fractions:
   100/360 + 756/360 = 100 + 756/360 = 856/360
5. 856/360 simplified gives 107/45
6. So, 20/72 + 63/30 = 107/45
   In mixed form: 217/45

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