d) a square number e) an unreal number. 3. Classify each number below as an integer, fraction, mixed number or decimal number. \( \begin{array}{ll}\text { a) } \frac{125}{500} & \text { b) }-0,67 \\ \text { c) } 5416 & \text { d) } 6 \frac{2}{5} \\ \text { e) } \frac{18}{45} & \text { f) } 0,375 \\ \text { g) } 1,397 & \text { h ) }-5 \frac{7}{9} \\ \text { i) } 6903651 & \text { j) } \frac{27}{918} \\ \text { k) }-436,029 & \text { l) } 12 \frac{3}{4}\end{array} \)
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Let’s have some fun with numbers! Did you know that square numbers have a cool history? The ancient Greeks were fascinated by them and used geometric methods to understand their properties. A square number is the result of multiplying a whole number by itself, like 1, 4, 9, and so on. They appear often in math puzzles and problems, making them a thrilling topic for both students and math lovers! Now, let’s dive into real-world applications! Understanding different number types can help in various fields, like finance and engineering. For instance, when budgeting, fractions can be used to represent parts of a whole—like saving 1/4 of your monthly income. Meanwhile, decimal numbers are essential for precision in measurements. Knowing how to classify numbers enhances your problem-solving skills in these practical scenarios!
