Answers

Add 75/54 and 6/40

1^st number: 1 21/54, 2^nd number: 6/40

75/54 + 6/40 is 277/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 40 is 1080
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1080
2. For the 1st fraction, since 54 × 20 = 1080,
   75/54 = 75 × 20/54 × 20 = 1500/1080
3. Likewise, for the 2nd fraction, since 40 × 27 = 1080,
   6/40 = 6 × 27/40 × 27 = 162/1080
4. Add the two like fractions:
   1500/1080 + 162/1080 = 1500 + 162/1080 = 1662/1080
5. 1662/1080 simplified gives 277/180
6. So, 75/54 + 6/40 = 277/180
   In mixed form: 197/180

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