Answers

Add 35/63 and 45/40

1^st number: 35/63, 2^nd number: 1 5/40

35/63 + 45/40 is 121/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 40 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 63 × 40 = 2520,
   35/63 = 35 × 40/63 × 40 = 1400/2520
3. Likewise, for the 2nd fraction, since 40 × 63 = 2520,
   45/40 = 45 × 63/40 × 63 = 2835/2520
4. Add the two like fractions:
   1400/2520 + 2835/2520 = 1400 + 2835/2520 = 4235/2520
5. 4235/2520 simplified gives 121/72
6. So, 35/63 + 45/40 = 121/72
   In mixed form: 149/72

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