Answers

Add 21/48 and 80/60

1^st number: 21/48, 2^nd number: 1 20/60

21/48 + 80/60 is 85/48.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 60 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 48 × 5 = 240,
   21/48 = 21 × 5/48 × 5 = 105/240
3. Likewise, for the 2nd fraction, since 60 × 4 = 240,
   80/60 = 80 × 4/60 × 4 = 320/240
4. Add the two like fractions:
   105/240 + 320/240 = 105 + 320/240 = 425/240
5. 425/240 simplified gives 85/48
6. So, 21/48 + 80/60 = 85/48
   In mixed form: 137/48

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