Answers

Add 60/54 and 40/35

1^st number: 1 6/54, 2^nd number: 1 5/35

60/54 + 40/35 is 142/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 35 is 1890
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1890
2. For the 1st fraction, since 54 × 35 = 1890,
   60/54 = 60 × 35/54 × 35 = 2100/1890
3. Likewise, for the 2nd fraction, since 35 × 54 = 1890,
   40/35 = 40 × 54/35 × 54 = 2160/1890
4. Add the two like fractions:
   2100/1890 + 2160/1890 = 2100 + 2160/1890 = 4260/1890
5. 4260/1890 simplified gives 142/63
6. So, 60/54 + 40/35 = 142/63
   In mixed form: 216/63

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