These are decimal numbers, and dots above some of the digits make them recurring decimals. One dot means the digit under it repeats infinitely. In other words, it goes on forever (and ever and ever).
\(\frac{3}{10}\) means three tenths, and is written as \(0.3\). \(\frac{17}{100}\) means seventeen hundredths, and is written as \(0.17\). Similarly, \(0.2\) becomes ...
Mind and body - a new study from Yale shows the all round benefits of reading books. What the Panelists Jeremy Elwood and Karl du Fresne have been thinking about. Lawyer Karen Harding talks about how… ...
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