Answers

Add 4/60 and 84/63

1^st number: 4/60, 2^nd number: 1 21/63

4/60 + 84/63 is 7/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 63 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 60 × 21 = 1260,
   4/60 = 4 × 21/60 × 21 = 84/1260
3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
   84/63 = 84 × 20/63 × 20 = 1680/1260
4. Add the two like fractions:
   84/1260 + 1680/1260 = 84 + 1680/1260 = 1764/1260
5. 1764/1260 simplified gives 7/5
6. So, 4/60 + 84/63 = 7/5
   In mixed form: 12/5

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