Answers

Add 72/4 and 25/42

1^st number: 18 0/4, 2^nd number: 25/42

72/4 + 25/42 is 781/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 42 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 4 × 21 = 84,
   72/4 = 72 × 21/4 × 21 = 1512/84
3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
   25/42 = 25 × 2/42 × 2 = 50/84
4. Add the two like fractions:
   1512/84 + 50/84 = 1512 + 50/84 = 1562/84
5. 1562/84 simplified gives 781/42
6. So, 72/4 + 25/42 = 781/42
   In mixed form: 1825/42

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