Answers

Add 70/10 and 84/63

1^st number: 7 0/10, 2^nd number: 1 21/63

70/10 + 84/63 is 25/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 63 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 10 × 63 = 630,
   70/10 = 70 × 63/10 × 63 = 4410/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   84/63 = 84 × 10/63 × 10 = 840/630
4. Add the two like fractions:
   4410/630 + 840/630 = 4410 + 840/630 = 5250/630
5. 5250/630 simplified gives 25/3
6. So, 70/10 + 84/63 = 25/3
   In mixed form: 81/3

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