Answers

Add 75/70 and 28/24

1^st number: 1 5/70, 2^nd number: 1 4/24

75/70 + 28/24 is 47/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 24 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 70 × 12 = 840,
   75/70 = 75 × 12/70 × 12 = 900/840
3. Likewise, for the 2nd fraction, since 24 × 35 = 840,
   28/24 = 28 × 35/24 × 35 = 980/840
4. Add the two like fractions:
   900/840 + 980/840 = 900 + 980/840 = 1880/840
5. 1880/840 simplified gives 47/21
6. So, 75/70 + 28/24 = 47/21
   In mixed form: 25/21

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