Answers

Add 81/36 and 54/35

1^st number: 2 9/36, 2^nd number: 1 19/35

81/36 + 54/35 is 531/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 35 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 36 × 35 = 1260,
   81/36 = 81 × 35/36 × 35 = 2835/1260
3. Likewise, for the 2nd fraction, since 35 × 36 = 1260,
   54/35 = 54 × 36/35 × 36 = 1944/1260
4. Add the two like fractions:
   2835/1260 + 1944/1260 = 2835 + 1944/1260 = 4779/1260
5. 4779/1260 simplified gives 531/140
6. So, 81/36 + 54/35 = 531/140
   In mixed form: 3111/140

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