Answers

Add 30/21 and 20/96

1^st number: 1 9/21, 2^nd number: 20/96

30/21 + 20/96 is 275/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 96 is 672
   
   Next, find the equivalent fraction of both fractional numbers with denominator 672
2. For the 1st fraction, since 21 × 32 = 672,
   30/21 = 30 × 32/21 × 32 = 960/672
3. Likewise, for the 2nd fraction, since 96 × 7 = 672,
   20/96 = 20 × 7/96 × 7 = 140/672
4. Add the two like fractions:
   960/672 + 140/672 = 960 + 140/672 = 1100/672
5. 1100/672 simplified gives 275/168
6. So, 30/21 + 20/96 = 275/168
   In mixed form: 1107/168

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