Answers

Add 90/5 and 75/42

1^st number: 18 0/5, 2^nd number: 1 33/42

90/5 + 75/42 is 277/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 42 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 5 × 42 = 210,
   90/5 = 90 × 42/5 × 42 = 3780/210
3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
   75/42 = 75 × 5/42 × 5 = 375/210
4. Add the two like fractions:
   3780/210 + 375/210 = 3780 + 375/210 = 4155/210
5. 4155/210 simplified gives 277/14
6. So, 90/5 + 75/42 = 277/14
   In mixed form: 1911/14

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