Answers

Add 42/30 and 75/84

1^st number: 1 12/30, 2^nd number: 75/84

42/30 + 75/84 is 321/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 30 × 14 = 420,
   42/30 = 42 × 14/30 × 14 = 588/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   75/84 = 75 × 5/84 × 5 = 375/420
4. Add the two like fractions:
   588/420 + 375/420 = 588 + 375/420 = 963/420
5. 963/420 simplified gives 321/140
6. So, 42/30 + 75/84 = 321/140
   In mixed form: 241/140

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