20−33:3= 20-3^3:3= 20−33:3=
First, compute the power: 33=27 3^3 = 27 33=27.
Next, divide: 27÷3=9 27 \div 3 = 9 27÷3=9.
Finally, subtract: 20−9=11 20 - 9 = 11 20−9=11.
11 11 11