Answers

Add 96/28 and 7/21

1^st number: 3 12/28, 2^nd number: 7/21

96/28 + 7/21 is 79/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 21 is 84
2. For the 1st fraction, since 28 × 3 = 84,
   96/28 = 96 × 3/28 × 3 = 288/84
3. Likewise, for the 2nd fraction, since 21 × 4 = 84,
   7/21 = 7 × 4/21 × 4 = 28/84
4. Add the two fractions:
   288/84 + 28/84 = 288 + 28/84 = 316/84
5. After reducing the fraction, the answer is 79/21
6. In mixed form: 316/21

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