Answers

Add 30/63 and 70/75

30/63 + 70/75 is 148/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 75 is 1575
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1575
2. For the 1st fraction, since 63 × 25 = 1575,
   30/63 = 30 × 25/63 × 25 = 750/1575
3. Likewise, for the 2nd fraction, since 75 × 21 = 1575,
   70/75 = 70 × 21/75 × 21 = 1470/1575
4. Add the two like fractions:
   750/1575 + 1470/1575 = 750 + 1470/1575 = 2220/1575
5. 2220/1575 simplified gives 148/105
6. So, 30/63 + 70/75 = 148/105
   In mixed form: 143/105

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