Answers

Add 80/42 and 35/10

1^st number: 1 38/42, 2^nd number: 3 5/10

80/42 + 35/10 is 227/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 10 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 10 × 21 = 210,
   35/10 = 35 × 21/10 × 21 = 735/210
4. Add the two like fractions:
   400/210 + 735/210 = 400 + 735/210 = 1135/210
5. 1135/210 simplified gives 227/42
6. So, 80/42 + 35/10 = 227/42
   In mixed form: 517/42

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