Answers

Add 42/10 and 9/60

1^st number: 4 2/10, 2^nd number: 9/60

42/10 + 9/60 is 87/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 60 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 10 × 6 = 60,
   42/10 = 42 × 6/10 × 6 = 252/60
3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
   9/60 = 9 × 1/60 × 1 = 9/60
4. Add the two like fractions:
   252/60 + 9/60 = 252 + 9/60 = 261/60
5. 261/60 simplified gives 87/20
6. So, 42/10 + 9/60 = 87/20
   In mixed form: 47/20

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