Dodawanie i odejmowanie liczb ujemnych krok po kroku

📚 In this video, I show you how to add and subtract negative numbers in a simple and understandable way. You'll learn: ✔ How a number line works ✔ How to use a number line to solve problems ✔ How a thermometer helps you understand negative numbers ✔ How to correctly add and subtract negative numbers ✔ What mistakes occur most often ✔ What to remember when solving problems Everything step by step with specific examples 👌 🔔 Subscribe to the channel so you don't miss out on more math content. Want to support the channel's development? You can do so by buying me a virtual coffee below. Thank you! Buy me a coffee: https://buycoffee.to/zacnyumysl #mathematics #numbersbyujemne #numbersosnumerowa