Answers

Add 24/28 and 70/42

1^st number: 24/28, 2^nd number: 1 28/42

24/28 + 70/42 is 53/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 42 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 28 × 3 = 84,
   24/28 = 24 × 3/28 × 3 = 72/84
3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
   70/42 = 70 × 2/42 × 2 = 140/84
4. Add the two like fractions:
   72/84 + 140/84 = 72 + 140/84 = 212/84
5. 212/84 simplified gives 53/21
6. So, 24/28 + 70/42 = 53/21
   In mixed form: 211/21

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