Answers

Add 42/27 and 75/84

1^st number: 1 15/27, 2^nd number: 75/84

42/27 + 75/84 is 617/252.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 84 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 27 × 28 = 756,
   42/27 = 42 × 28/27 × 28 = 1176/756
3. Likewise, for the 2nd fraction, since 84 × 9 = 756,
   75/84 = 75 × 9/84 × 9 = 675/756
4. Add the two like fractions:
   1176/756 + 675/756 = 1176 + 675/756 = 1851/756
5. 1851/756 simplified gives 617/252
6. So, 42/27 + 75/84 = 617/252
   In mixed form: 2113/252

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