Answers

Add 60/20 and 63/18

1^st number: 3 0/20, 2^nd number: 3 9/18

60/20 + 63/18 is 13/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 18 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 20 × 9 = 180,
   60/20 = 60 × 9/20 × 9 = 540/180
3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
   63/18 = 63 × 10/18 × 10 = 630/180
4. Add the two like fractions:
   540/180 + 630/180 = 540 + 630/180 = 1170/180
5. 1170/180 simplified gives 13/2
6. So, 60/20 + 63/18 = 13/2
   In mixed form: 61/2

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