Answers

Add 28/63 and 40/10

1^st number: 28/63, 2^nd number: 4 0/10

28/63 + 40/10 is 40/9.

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,
   28/63 = 28 × 10/63 × 10 = 280/630
3. Likewise, for the 2nd fraction, since 10 × 63 = 630,
   40/10 = 40 × 63/10 × 63 = 2520/630
4. Add the two like fractions:
   280/630 + 2520/630 = 280 + 2520/630 = 2800/630
5. 2800/630 simplified gives 40/9
6. So, 28/63 + 40/10 = 40/9
   In mixed form: 44/9

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