Answers

Add 28/24 and 45/70

1^st number: 1 4/24, 2^nd number: 45/70

28/24 + 45/70 is 38/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 70 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 24 × 35 = 840,
   28/24 = 28 × 35/24 × 35 = 980/840
3. Likewise, for the 2nd fraction, since 70 × 12 = 840,
   45/70 = 45 × 12/70 × 12 = 540/840
4. Add the two like fractions:
   980/840 + 540/840 = 980 + 540/840 = 1520/840
5. 1520/840 simplified gives 38/21
6. So, 28/24 + 45/70 = 38/21
   In mixed form: 117/21

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