Answers

Add 70/10 and 48/21

1^st number: 7 0/10, 2^nd number: 2 6/21

70/10 + 48/21 is 65/7.

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,
   70/10 = 70 × 21/10 × 21 = 1470/210
3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
   48/21 = 48 × 10/21 × 10 = 480/210
4. Add the two like fractions:
   1470/210 + 480/210 = 1470 + 480/210 = 1950/210
5. 1950/210 simplified gives 65/7
6. So, 70/10 + 48/21 = 65/7
   In mixed form: 92/7

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