Answers

Add 70/10 and 18/63

1^st number: 7 0/10, 2^nd number: 18/63

70/10 + 18/63 is 51/7.

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,
   18/63 = 18 × 10/63 × 10 = 180/630
4. Add the two like fractions:
   4410/630 + 180/630 = 4410 + 180/630 = 4590/630
5. 4590/630 simplified gives 51/7
6. So, 70/10 + 18/63 = 51/7
   In mixed form: 72/7

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