Answers

Add 6/20 and 45/42

1^st number: 6/20, 2^nd number: 1 3/42

6/20 + 45/42 is 48/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 42 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 20 × 21 = 420,
   6/20 = 6 × 21/20 × 21 = 126/420
3. Likewise, for the 2nd fraction, since 42 × 10 = 420,
   45/42 = 45 × 10/42 × 10 = 450/420
4. Add the two like fractions:
   126/420 + 450/420 = 126 + 450/420 = 576/420
5. 576/420 simplified gives 48/35
6. So, 6/20 + 45/42 = 48/35
   In mixed form: 113/35

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