Answers

Add 70/90 and 45/8

1^st number: 70/90, 2^nd number: 5 5/8

70/90 + 45/8 is 461/72.

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,
   70/90 = 70 × 4/90 × 4 = 280/360
3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
   45/8 = 45 × 45/8 × 45 = 2025/360
4. Add the two like fractions:
   280/360 + 2025/360 = 280 + 2025/360 = 2305/360
5. 2305/360 simplified gives 461/72
6. So, 70/90 + 45/8 = 461/72
   In mixed form: 629/72

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