Answers

Add 20/36 and 42/30

1^st number: 20/36, 2^nd number: 1 12/30

20/36 + 42/30 is 88/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 30 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 36 × 5 = 180,
   20/36 = 20 × 5/36 × 5 = 100/180
3. Likewise, for the 2nd fraction, since 30 × 6 = 180,
   42/30 = 42 × 6/30 × 6 = 252/180
4. Add the two like fractions:
   100/180 + 252/180 = 100 + 252/180 = 352/180
5. 352/180 simplified gives 88/45
6. So, 20/36 + 42/30 = 88/45
   In mixed form: 143/45

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