Answers

Add 54/30 and 90/42

1^st number: 1 24/30, 2^nd number: 2 6/42

54/30 + 90/42 is 138/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 42 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 30 × 7 = 210,
   54/30 = 54 × 7/30 × 7 = 378/210
3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
   90/42 = 90 × 5/42 × 5 = 450/210
4. Add the two like fractions:
   378/210 + 450/210 = 378 + 450/210 = 828/210
5. 828/210 simplified gives 138/35
6. So, 54/30 + 90/42 = 138/35
   In mixed form: 333/35

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