Binary Add/Sub & Two's Complement Explained! | O Level & IGCSE Computer Science | P1 | Lecture 01 скачать в хорошем качестве

Binary Add/Sub & Two's Complement Explained! | O Level & IGCSE Computer Science | P1 | Lecture 01

In this lecture, I explain Binary Addition, Binary Subtraction, and Two’s Complement for Paper 1 (Theory) in O Level and IGCSE Computer Science using a clear, step-by-step exam approach. These topics are frequently tested in Paper 1 and are easy marks if you understand the rules and working method. This lecture is ideal for students preparing for: 📘 O Level Computer Science (Cambridge 2210) – Paper 1 📗 IGCSE Computer Science (0478 / 0984) – Paper 1 🔍 What you’ll learn in this lecture: ✔ Binary addition rules with carry ✔ Binary subtraction methods ✔ Two’s complement explained simply ✔ Using two’s complement for subtraction ✔ Handling overflow correctly ✔ Common exam mistakes & how to avoid them ✔ Examiner-preferred working for full marks This lecture will help you master binary arithmetic, improve speed and accuracy, and confidently score full marks in Paper 1. 📌 Subscribe for more exam-focused Computer Science lectures. 💻 Full Paper 1 playlist 📝 Past paper solutions 🔥 Python lessons 📘 Algorithm & Pseudocode series 🎯 Smart exam tips & guidance 📲 For classes & registration: WhatsApp: +92 332 2596965