Spicy Addition Subtraction Long

Difficulty: spicy

Anybody and everybody is welcome to take a quiz it's all free and open but only logged in users will have their results saved, receive detailed feedback and be able to participate in the leaderboards.

More challenging and longer nested addition and subtraction of both positive and negative numbers. Remember to calculate the inner brackets first and that subtracting a negative is the same as adding.

Example: What is -2 + (-2 - 1) + (6 - 4)?
We do the brackets first so this becomes -2 + -3 + 2
Which simplifies to -5 + 2
Answer is -3