Answers

Add 90/3 and 60/70

1^st number: 30 0/3, 2^nd number: 60/70

90/3 + 60/70 is 216/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 70 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 3 × 70 = 210,
   90/3 = 90 × 70/3 × 70 = 6300/210
3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
   60/70 = 60 × 3/70 × 3 = 180/210
4. Add the two like fractions:
   6300/210 + 180/210 = 6300 + 180/210 = 6480/210
5. 6480/210 simplified gives 216/7
6. So, 90/3 + 60/70 = 216/7
   In mixed form: 306/7

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