Answers

Add 30/8 and 81/60

1^st number: 3 6/8, 2^nd number: 1 21/60

30/8 + 81/60 is 51/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 60 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 8 × 15 = 120,
   30/8 = 30 × 15/8 × 15 = 450/120
3. Likewise, for the 2nd fraction, since 60 × 2 = 120,
   81/60 = 81 × 2/60 × 2 = 162/120
4. Add the two like fractions:
   450/120 + 162/120 = 450 + 162/120 = 612/120
5. 612/120 simplified gives 51/10
6. So, 30/8 + 81/60 = 51/10
   In mixed form: 51/10

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