Answers

Add 84/63 and 4/10

1^st number: 1 21/63, 2^nd number: 4/10

84/63 + 4/10 is 26/15.

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,
   84/63 = 84 × 10/63 × 10 = 840/630
3. Likewise, for the 2nd fraction, since 10 × 63 = 630,
   4/10 = 4 × 63/10 × 63 = 252/630
4. Add the two like fractions:
   840/630 + 252/630 = 840 + 252/630 = 1092/630
5. 1092/630 simplified gives 26/15
6. So, 84/63 + 4/10 = 26/15
   In mixed form: 111/15

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