Answers

Add 35/90 and 70/20

1^st number: 35/90, 2^nd number: 3 10/20

35/90 + 70/20 is 35/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 20 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 90 × 2 = 180,
   35/90 = 35 × 2/90 × 2 = 70/180
3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
   70/20 = 70 × 9/20 × 9 = 630/180
4. Add the two like fractions:
   70/180 + 630/180 = 70 + 630/180 = 700/180
5. 700/180 simplified gives 35/9
6. So, 35/90 + 70/20 = 35/9
   In mixed form: 38/9

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