Answers

Add 80/42 and 98/5

1^st number: 1 38/42, 2^nd number: 19 3/5

80/42 + 98/5 is 2258/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 5 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 42 × 5 = 210,
   80/42 = 80 × 5/42 × 5 = 400/210
3. Likewise, for the 2nd fraction, since 5 × 42 = 210,
   98/5 = 98 × 42/5 × 42 = 4116/210
4. Add the two like fractions:
   400/210 + 4116/210 = 400 + 4116/210 = 4516/210
5. 4516/210 simplified gives 2258/105
6. So, 80/42 + 98/5 = 2258/105
   In mixed form: 2153/105

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