Answers

Add 10/90 and 56/42

1^st number: 10/90, 2^nd number: 1 14/42

10/90 + 56/42 is 13/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 42 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 90 × 7 = 630,
   10/90 = 10 × 7/90 × 7 = 70/630
3. Likewise, for the 2nd fraction, since 42 × 15 = 630,
   56/42 = 56 × 15/42 × 15 = 840/630
4. Add the two like fractions:
   70/630 + 840/630 = 70 + 840/630 = 910/630
5. 910/630 simplified gives 13/9
6. So, 10/90 + 56/42 = 13/9
   In mixed form: 14/9

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