Answers

Add 20/96 and 42/40

1^st number: 20/96, 2^nd number: 1 2/40

20/96 + 42/40 is 151/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 96 and 40 is 480
   
   Next, find the equivalent fraction of both fractional numbers with denominator 480
2. For the 1st fraction, since 96 × 5 = 480,
   20/96 = 20 × 5/96 × 5 = 100/480
3. Likewise, for the 2nd fraction, since 40 × 12 = 480,
   42/40 = 42 × 12/40 × 12 = 504/480
4. Add the two like fractions:
   100/480 + 504/480 = 100 + 504/480 = 604/480
5. 604/480 simplified gives 151/120
6. So, 20/96 + 42/40 = 151/120
   In mixed form: 131/120

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