Answers

Add 3/10 and 20/18

1^st number: 3/10, 2^nd number: 1 2/18

3/10 + 20/18 is 127/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 18 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 10 × 9 = 90,
   3/10 = 3 × 9/10 × 9 = 27/90
3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
   20/18 = 20 × 5/18 × 5 = 100/90
4. Add the two like fractions:
   27/90 + 100/90 = 27 + 100/90 = 127/90
5. So, 3/10 + 20/18 = 127/90
   In mixed form: 137/90

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