Answers

Add 10/63 and 4/45

10/63 + 4/45 is 26/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 45 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 63 × 5 = 315,
   10/63 = 10 × 5/63 × 5 = 50/315
3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
   4/45 = 4 × 7/45 × 7 = 28/315
4. Add the two like fractions:
   50/315 + 28/315 = 50 + 28/315 = 78/315
5. 78/315 simplified gives 26/105
6. So, 10/63 + 4/45 = 26/105

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