Answers

Add 84/60 and 40/63

1^st number: 1 24/60, 2^nd number: 40/63

84/60 + 40/63 is 641/315.

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,
   84/60 = 84 × 21/60 × 21 = 1764/1260
3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
   40/63 = 40 × 20/63 × 20 = 800/1260
4. Add the two like fractions:
   1764/1260 + 800/1260 = 1764 + 800/1260 = 2564/1260
5. 2564/1260 simplified gives 641/315
6. So, 84/60 + 40/63 = 641/315
   In mixed form: 211/315

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