Answers

Add 15/35 and 63/60

1^st number: 15/35, 2^nd number: 1 3/60

15/35 + 63/60 is 207/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 35 × 12 = 420,
   15/35 = 15 × 12/35 × 12 = 180/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   63/60 = 63 × 7/60 × 7 = 441/420
4. Add the two like fractions:
   180/420 + 441/420 = 180 + 441/420 = 621/420
5. 621/420 simplified gives 207/140
6. So, 15/35 + 63/60 = 207/140
   In mixed form: 167/140

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