Answers

Add 40/63 and 45/10

1^st number: 40/63, 2^nd number: 4 5/10

40/63 + 45/10 is 647/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 10 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 63 × 10 = 630,
   40/63 = 40 × 10/63 × 10 = 400/630
3. Likewise, for the 2nd fraction, since 10 × 63 = 630,
   45/10 = 45 × 63/10 × 63 = 2835/630
4. Add the two like fractions:
   400/630 + 2835/630 = 400 + 2835/630 = 3235/630
5. 3235/630 simplified gives 647/126
6. So, 40/63 + 45/10 = 647/126
   In mixed form: 517/126

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