Answers

Add 70/90 and 7/30

70/90 + 7/30 is 91/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 30 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 90 × 1 = 90,
   70/90 = 70 × 1/90 × 1 = 70/90
3. Likewise, for the 2nd fraction, since 30 × 3 = 90,
   7/30 = 7 × 3/30 × 3 = 21/90
4. Add the two like fractions:
   70/90 + 21/90 = 70 + 21/90 = 91/90
5. So, 70/90 + 7/30 = 91/90
   In mixed form: 11/90

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