Answers

Add 70/90 and 63/54

1^st number: 70/90, 2^nd number: 1 9/54

70/90 + 63/54 is 35/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 90 × 3 = 270,
   70/90 = 70 × 3/90 × 3 = 210/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   63/54 = 63 × 5/54 × 5 = 315/270
4. Add the two like fractions:
   210/270 + 315/270 = 210 + 315/270 = 525/270
5. 525/270 simplified gives 35/18
6. So, 70/90 + 63/54 = 35/18
   In mixed form: 117/18

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