Answers

Add 40/30 and 42/63

1^st number: 1 10/30, 2^nd number: 42/63

40/30 + 42/63 is 2/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 63 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 30 × 21 = 630,
   40/30 = 40 × 21/30 × 21 = 840/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   42/63 = 42 × 10/63 × 10 = 420/630
4. Add the two like fractions:
   840/630 + 420/630 = 840 + 420/630 = 1260/630
5. 1260/630 simplified gives 2/1
6. So, 40/30 + 42/63 = 2/1

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