Answers

Add 81/54 and 64/10

1^st number: 1 27/54, 2^nd number: 6 4/10

81/54 + 64/10 is 79/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 10 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 54 × 5 = 270,
   81/54 = 81 × 5/54 × 5 = 405/270
3. Likewise, for the 2nd fraction, since 10 × 27 = 270,
   64/10 = 64 × 27/10 × 27 = 1728/270
4. Add the two like fractions:
   405/270 + 1728/270 = 405 + 1728/270 = 2133/270
5. 2133/270 simplified gives 79/10
6. So, 81/54 + 64/10 = 79/10
   In mixed form: 79/10

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