Answers

Add 40/21 and 70/50

1^st number: 1 19/21, 2^nd number: 1 20/50

40/21 + 70/50 is 347/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 50 is 1050
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1050
2. For the 1st fraction, since 21 × 50 = 1050,
   40/21 = 40 × 50/21 × 50 = 2000/1050
3. Likewise, for the 2nd fraction, since 50 × 21 = 1050,
   70/50 = 70 × 21/50 × 21 = 1470/1050
4. Add the two like fractions:
   2000/1050 + 1470/1050 = 2000 + 1470/1050 = 3470/1050
5. 3470/1050 simplified gives 347/105
6. So, 40/21 + 70/50 = 347/105
   In mixed form: 332/105

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