Answers

Add 63/60 and 81/35

1^st number: 1 3/60, 2^nd number: 2 11/35

63/60 + 81/35 is 471/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 35 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 60 × 7 = 420,
   63/60 = 63 × 7/60 × 7 = 441/420
3. Likewise, for the 2nd fraction, since 35 × 12 = 420,
   81/35 = 81 × 12/35 × 12 = 972/420
4. Add the two like fractions:
   441/420 + 972/420 = 441 + 972/420 = 1413/420
5. 1413/420 simplified gives 471/140
6. So, 63/60 + 81/35 = 471/140
   In mixed form: 351/140

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