Answers

Add 90/7 and 70/50

1^st number: 12 6/7, 2^nd number: 1 20/50

90/7 + 70/50 is 499/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 50 is 350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 350
2. For the 1st fraction, since 7 × 50 = 350,
   90/7 = 90 × 50/7 × 50 = 4500/350
3. Likewise, for the 2nd fraction, since 50 × 7 = 350,
   70/50 = 70 × 7/50 × 7 = 490/350
4. Add the two like fractions:
   4500/350 + 490/350 = 4500 + 490/350 = 4990/350
5. 4990/350 simplified gives 499/35
6. So, 90/7 + 70/50 = 499/35
   In mixed form: 149/35

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