# Check my calc for glitches
**URL:** https://forum.makecode.com/t/check-my-calc-for-glitches/5645
**Category:** Help
**Created:** [January 20, 2021, 3:10am UTC](https://forum.makecode.com/t/check-my-calc-for-glitches/5645 "2021-01-20T03:10:54Z")
**Posts on this page:** 4
**Page:** 1
### Author:  [@GameGod](https://forum.makecode.com/u/GameGod)
#### Post date: [January 20, 2021, 3:10am UTC](https://forum.makecode.com/t/check-my-calc-for-glitches/5645/1 "2021-01-20T03:10:54Z")
Can you check my calculator for glitches? It is not done. The equal and parentheses do not work yet. Just check that you can’t do math expressions that do not work, like 5++5 (double plus signs).
Here is the code:
> **[Calculator](https://arcade.makecode.com/16074-31690-54193-81312)**
>
> Made with ❤️ in Microsoft MakeCode Arcade.
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### Author:  [@Agent\_14](https://forum.makecode.com/u/Agent_14)
#### Post date: [January 20, 2021, 6:48am UTC](https://forum.makecode.com/t/check-my-calc-for-glitches/5645/2 "2021-01-20T06:48:09Z")
Works fine
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### Author:  [@Sarge](https://forum.makecode.com/u/Sarge)
#### Post date: [January 20, 2021, 4:38pm UTC](https://forum.makecode.com/t/check-my-calc-for-glitches/5645/3 "2021-01-20T16:38:11Z")
Works fine, but i can’t close the parantacies when i try. Sorry if i spelled it wrong i meant these: ()
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### Author:  [@UnsignedArduino](https://forum.makecode.com/u/UnsignedArduino)
#### Post date: [January 20, 2021, 4:39pm UTC](https://forum.makecode.com/t/check-my-calc-for-glitches/5645/4 "2021-01-20T16:39:24Z")
Spamming a bunch of zeros and then adding an operator doesn’t work, otherwise that’s all.