Answers

Add 42/60 and 90/27

1^st number: 42/60, 2^nd number: 3 9/27

42/60 + 90/27 is 121/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 27 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 60 × 9 = 540,
   42/60 = 42 × 9/60 × 9 = 378/540
3. Likewise, for the 2nd fraction, since 27 × 20 = 540,
   90/27 = 90 × 20/27 × 20 = 1800/540
4. Add the two like fractions:
   378/540 + 1800/540 = 378 + 1800/540 = 2178/540
5. 2178/540 simplified gives 121/30
6. So, 42/60 + 90/27 = 121/30
   In mixed form: 41/30

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