So, the number √3 is located between 1 and 2. SOLUTION: First, we estimate between which two integers we have the number √3. Whole numbers and their opposite (additive inverse) numbers:Īll numbers that can be represented as a fraction $\frac$ = 0.5Īrithmetic operations help us imagine where a real number is on a line.ĮXAMPLE: Where is the number √3 located on the number line? Definition of whole numbersīy this time, you are familiar with natural, whole numbers, integers, rational, and irrational numbers.
But maybe it is not exactly 20 m? May it be 20.1 meters? Or even this number is not quite accurate, but should be 20.08 meters or 20.0846 meters? Or maybe you came across such a record 20☐.15 m? But what will be the numbers between 20-0.15 m and 20+0.15 m? How many numbers are there, what are these numbers? All these questions should be answered in this article. Have you ever tried to measure, for example, the perimeter of a room with a ruler? If so, how accurate were your measurements? Suppose you get 20 meters. Arithmetic operations with real numbers.
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