Answers

Add 42/72 and 50/42

1^st number: 42/72, 2^nd number: 1 8/42

42/72 + 50/42 is 149/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 42 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   42/72 = 42 × 7/72 × 7 = 294/504
3. Likewise, for the 2nd fraction, since 42 × 12 = 504,
   50/42 = 50 × 12/42 × 12 = 600/504
4. Add the two like fractions:
   294/504 + 600/504 = 294 + 600/504 = 894/504
5. 894/504 simplified gives 149/84
6. So, 42/72 + 50/42 = 149/84
   In mixed form: 165/84

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