Answers

Add 42/15 and 56/8

1^st number: 2 12/15, 2^nd number: 7 0/8

42/15 + 56/8 is 49/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 8 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 15 × 8 = 120,
   42/15 = 42 × 8/15 × 8 = 336/120
3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
   56/8 = 56 × 15/8 × 15 = 840/120
4. Add the two like fractions:
   336/120 + 840/120 = 336 + 840/120 = 1176/120
5. 1176/120 simplified gives 49/5
6. So, 42/15 + 56/8 = 49/5
   In mixed form: 94/5

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