Answers

Add 56/20 and 90/48

1^st number: 2 16/20, 2^nd number: 1 42/48

56/20 + 90/48 is 187/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 48 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 20 × 12 = 240,
   56/20 = 56 × 12/20 × 12 = 672/240
3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
   90/48 = 90 × 5/48 × 5 = 450/240
4. Add the two like fractions:
   672/240 + 450/240 = 672 + 450/240 = 1122/240
5. 1122/240 simplified gives 187/40
6. So, 56/20 + 90/48 = 187/40
   In mixed form: 427/40

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