Answers

Add 42/40 and 48/30

1^st number: 1 2/40, 2^nd number: 1 18/30

42/40 + 48/30 is 53/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 30 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 40 × 3 = 120,
   42/40 = 42 × 3/40 × 3 = 126/120
3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
   48/30 = 48 × 4/30 × 4 = 192/120
4. Add the two like fractions:
   126/120 + 192/120 = 126 + 192/120 = 318/120
5. 318/120 simplified gives 53/20
6. So, 42/40 + 48/30 = 53/20
   In mixed form: 213/20

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