Go to the Javascript console and then put in calc("EXPRESSION");
Alternatively, you can just type here:
Calculate
equals 0.
Found a glitch? Yell at me in real life or contact me on my Scratch profile.

What you can do:

• add stuff 3 + 3
• subtract stuff 3 - 2
• multiply stuff 3 * 4
• divide stuff 1 / 0
• get the reminder of stuff 5 % 2
• constantly multiply stuff a bunch of times over and over again because it's cool 5 ^ 4
• prioritize some fun stuff first just because 5 / (3 + 2)
• find the fourth root of something though I doubt you'd need it 81 ^ (1 / 4)
• be enemies with a number -(-4)
• remove nonexistences 1 - -2
• do cool stuff sqrt(49) here's the list of the cool stuff you can use:
  • abs
  • sin
  • cos
  • tan
  • ceil
  • floor
  • round
  • log
  • sqrt
• master the uses of special numbers long enough to explodenize your brain pi here's the list:
  • e
  • pi