Answers

Add 45/24 and 70/42

1^st number: 1 21/24, 2^nd number: 1 28/42

45/24 + 70/42 is 85/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 42 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 24 × 7 = 168,
   45/24 = 45 × 7/24 × 7 = 315/168
3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
   70/42 = 70 × 4/42 × 4 = 280/168
4. Add the two like fractions:
   315/168 + 280/168 = 315 + 280/168 = 595/168
5. 595/168 simplified gives 85/24
6. So, 45/24 + 70/42 = 85/24
   In mixed form: 313/24

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