Answers

Add 50/72 and 2/90

50/72 + 2/90 is 43/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 90 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   50/72 = 50 × 5/72 × 5 = 250/360
3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
   2/90 = 2 × 4/90 × 4 = 8/360
4. Add the two like fractions:
   250/360 + 8/360 = 250 + 8/360 = 258/360
5. 258/360 simplified gives 43/60
6. So, 50/72 + 2/90 = 43/60

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