Answers

Add 50/10 and 70/21

1^st number: 5 0/10, 2^nd number: 3 7/21

50/10 + 70/21 is 25/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 21 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 10 × 21 = 210,
   50/10 = 50 × 21/10 × 21 = 1050/210
3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
   70/21 = 70 × 10/21 × 10 = 700/210
4. Add the two like fractions:
   1050/210 + 700/210 = 1050 + 700/210 = 1750/210
5. 1750/210 simplified gives 25/3
6. So, 50/10 + 70/21 = 25/3
   In mixed form: 81/3

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