Answers

Add 54/90 and 70/8

1^st number: 54/90, 2^nd number: 8 6/8

54/90 + 70/8 is 187/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 8 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 90 × 4 = 360,
   54/90 = 54 × 4/90 × 4 = 216/360
3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
   70/8 = 70 × 45/8 × 45 = 3150/360
4. Add the two like fractions:
   216/360 + 3150/360 = 216 + 3150/360 = 3366/360
5. 3366/360 simplified gives 187/20
6. So, 54/90 + 70/8 = 187/20
   In mixed form: 97/20

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