Answers

Add 56/42 and 72/10

1^st number: 1 14/42, 2^nd number: 7 2/10

56/42 + 72/10 is 128/15.

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,
   56/42 = 56 × 5/42 × 5 = 280/210
3. Likewise, for the 2nd fraction, since 10 × 21 = 210,
   72/10 = 72 × 21/10 × 21 = 1512/210
4. Add the two like fractions:
   280/210 + 1512/210 = 280 + 1512/210 = 1792/210
5. 1792/210 simplified gives 128/15
6. So, 56/42 + 72/10 = 128/15
   In mixed form: 88/15

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