What is the value of 2 to the power of -3?
Pick an answer
Correct!
Not quite. The correct answer is highlighted.
Correct answer to question 60 (Mathematics Knowledge): 1/8
Method
A negative exponent means the reciprocal, so 2 to the -3 is 1 divided by 2 cubed, which is 1/8. The result stays positive.
Updated: November 2026