Answers

Add 4/42 and 90/84

1^st number: 4/42, 2^nd number: 1 6/84

4/42 + 90/84 is 7/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 42 × 2 = 84,
   4/42 = 4 × 2/42 × 2 = 8/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   90/84 = 90 × 1/84 × 1 = 90/84
4. Add the two like fractions:
   8/84 + 90/84 = 8 + 90/84 = 98/84
5. 98/84 simplified gives 7/6
6. So, 4/42 + 90/84 = 7/6
   In mixed form: 11/6

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