No.
22 over 33 can be simplified by finding the greatest common factor of 22 and 33, which is 11. Dividing both the numerator and denominator by 11 gives us 2 over 3. Therefore, 22 over 33 is equal to 2 over 3.
4/11 + 2/3 = 34/33 or 11/33
2/3 times 4/11 = 8/33
2/3 + 2/11 = 28/33
Yes you can and the simplest form of 6 over 33 would be 2 over 11.
2/11 = 4/22 = 6/33
2/11
20/33
2 over 11
2/11 = 4/22 = 6/33
0.1818
5.5