In this review video, students will revise all the key concepts from Unit 4 – Decimals, including decimal place value, addition, subtraction, multiplication, and division of decimals. The lecture also revisits how to convert fractions into decimals, round decimal numbers to the nearest tenth and hundredth, estimate answers quickly, and understand percentages in daily life. This is a full chapter recap that helps learners revise with confidence. The review worksheet and test include all important types of questions: MCQs, fill-in-the-blanks, matching, true/false, and word problems. Perfect for exam prep and final revision!