Answers

Add 9/75 and 63/40

1^st number: 9/75, 2^nd number: 1 23/40

9/75 + 63/40 is 339/200.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 40 is 600
   
   Next, find the equivalent fraction of both fractional numbers with denominator 600
2. For the 1st fraction, since 75 × 8 = 600,
   9/75 = 9 × 8/75 × 8 = 72/600
3. Likewise, for the 2nd fraction, since 40 × 15 = 600,
   63/40 = 63 × 15/40 × 15 = 945/600
4. Add the two like fractions:
   72/600 + 945/600 = 72 + 945/600 = 1017/600
5. 1017/600 simplified gives 339/200
6. So, 9/75 + 63/40 = 339/200
   In mixed form: 1139/200

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