Answers

Add 90/30 and 70/10

1^st number: 3 0/30, 2^nd number: 7 0/10

90/30 + 70/10 is 10/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 10 is 30
   
   Next, find the equivalent fraction of both fractional numbers with denominator 30
2. For the 1st fraction, since 30 × 1 = 30,
   90/30 = 90 × 1/30 × 1 = 90/30
3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
   70/10 = 70 × 3/10 × 3 = 210/30
4. Add the two like fractions:
   90/30 + 210/30 = 90 + 210/30 = 300/30
5. 300/30 simplified gives 10/1
6. So, 90/30 + 70/10 = 10/1

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