Answers

Add 60/21 and 3/84

1^st number: 2 18/21, 2^nd number: 3/84

60/21 + 3/84 is 81/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 84 is 84
2. For the 1st fraction, since 21 × 4 = 84,
   60/21 = 60 × 4/21 × 4 = 240/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   3/84 = 3 × 1/84 × 1 = 3/84
4. Add the two fractions:
   240/84 + 3/84 = 240 + 3/84 = 243/84
5. 243/84 simplified gives 81/28
6. So, 60/21 + 3/84 = 81/28
   In mixed form: 225/28

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