Answers

Add 27/60 and 54/35

1^st number: 27/60, 2^nd number: 1 19/35

27/60 + 54/35 is 279/140.

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,
   27/60 = 27 × 7/60 × 7 = 189/420
3. Likewise, for the 2nd fraction, since 35 × 12 = 420,
   54/35 = 54 × 12/35 × 12 = 648/420
4. Add the two like fractions:
   189/420 + 648/420 = 189 + 648/420 = 837/420
5. 837/420 simplified gives 279/140
6. So, 27/60 + 54/35 = 279/140
   In mixed form: 1139/140

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