Answers

Add 54/63 and 70/8

1^st number: 54/63, 2^nd number: 8 6/8

54/63 + 70/8 is 269/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 8 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   54/63 = 54 × 8/63 × 8 = 432/504
3. Likewise, for the 2nd fraction, since 8 × 63 = 504,
   70/8 = 70 × 63/8 × 63 = 4410/504
4. Add the two like fractions:
   432/504 + 4410/504 = 432 + 4410/504 = 4842/504
5. 4842/504 simplified gives 269/28
6. So, 54/63 + 70/8 = 269/28
   In mixed form: 917/28

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