Answers

Add 42/56 and 48/30

1^st number: 42/56, 2^nd number: 1 18/30

42/56 + 48/30 is 47/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 30 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 56 × 15 = 840,
   42/56 = 42 × 15/56 × 15 = 630/840
3. Likewise, for the 2nd fraction, since 30 × 28 = 840,
   48/30 = 48 × 28/30 × 28 = 1344/840
4. Add the two like fractions:
   630/840 + 1344/840 = 630 + 1344/840 = 1974/840
5. 1974/840 simplified gives 47/20
6. So, 42/56 + 48/30 = 47/20
   In mixed form: 27/20

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