Answers

Add 4/72 and 14/90

4/72 + 14/90 is 19/90.

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,
   4/72 = 4 × 5/72 × 5 = 20/360
3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
   14/90 = 14 × 4/90 × 4 = 56/360
4. Add the two like fractions:
   20/360 + 56/360 = 20 + 56/360 = 76/360
5. 76/360 simplified gives 19/90
6. So, 4/72 + 14/90 = 19/90

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