Answers

Add 54/12 and 42/80

1^st number: 4 6/12, 2^nd number: 42/80

54/12 + 42/80 is 201/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 80 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 12 × 20 = 240,
   54/12 = 54 × 20/12 × 20 = 1080/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   42/80 = 42 × 3/80 × 3 = 126/240
4. Add the two like fractions:
   1080/240 + 126/240 = 1080 + 126/240 = 1206/240
5. 1206/240 simplified gives 201/40
6. So, 54/12 + 42/80 = 201/40
   In mixed form: 51/40

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