Answers

Add 90/30 and 70/45

1^st number: 3 0/30, 2^nd number: 1 25/45

90/30 + 70/45 is 41/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 45 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 30 × 3 = 90,
   90/30 = 90 × 3/30 × 3 = 270/90
3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
   70/45 = 70 × 2/45 × 2 = 140/90
4. Add the two like fractions:
   270/90 + 140/90 = 270 + 140/90 = 410/90
5. 410/90 simplified gives 41/9
6. So, 90/30 + 70/45 = 41/9
   In mixed form: 45/9

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