Answers

Add 98/42 and 42/90

1^st number: 2 14/42, 2^nd number: 42/90

98/42 + 42/90 is 14/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 42 × 15 = 630,
   98/42 = 98 × 15/42 × 15 = 1470/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   42/90 = 42 × 7/90 × 7 = 294/630
4. Add the two like fractions:
   1470/630 + 294/630 = 1470 + 294/630 = 1764/630
5. 1764/630 simplified gives 14/5
6. So, 98/42 + 42/90 = 14/5
   In mixed form: 24/5

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