Answers

Add 75/63 and 18/70

1^st number: 1 12/63, 2^nd number: 18/70

75/63 + 18/70 is 152/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 63 × 10 = 630,
   75/63 = 75 × 10/63 × 10 = 750/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   18/70 = 18 × 9/70 × 9 = 162/630
4. Add the two like fractions:
   750/630 + 162/630 = 750 + 162/630 = 912/630
5. 912/630 simplified gives 152/105
6. So, 75/63 + 18/70 = 152/105
   In mixed form: 147/105

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