Describe the Issue

JavaScript Calculator displays an incorrect formula.

Affected Page

https://javascript-calculator.freecodecamp.rocks/

Your code

+0+0+0+0+0+0+-1=

Expected behavior

• It should not display 3 hyphens before the number 1
• It should not display hyphens of different types

Screenshots

System

Device: Laptop
OS: Ubuntu 18.04.5 LTS
Browser: Chromium
Version: 90.0.4430.72

Additional context

https://www.freecodecamp.org/learn/front-end-development-libraries/front-end-development-libraries-projects/build-a-javascript-calculator