Answers

Add 40/42 and 70/50

1^st number: 40/42, 2^nd number: 1 20/50

40/42 + 70/50 is 247/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 50 is 1050
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1050
2. For the 1st fraction, since 42 × 25 = 1050,
   40/42 = 40 × 25/42 × 25 = 1000/1050
3. Likewise, for the 2nd fraction, since 50 × 21 = 1050,
   70/50 = 70 × 21/50 × 21 = 1470/1050
4. Add the two like fractions:
   1000/1050 + 1470/1050 = 1000 + 1470/1050 = 2470/1050
5. 2470/1050 simplified gives 247/105
6. So, 40/42 + 70/50 = 247/105
   In mixed form: 237/105

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