Means the 9 is repeating.
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2 over 9 as a decimal = 0.2222 2/9: = 2 ÷ 9 = 0.2222 in decimal
place the bar over the first set of repeating numbers. for example, 1.345673456734567... would be written as 1.34567 with a bar over the "34567".
A repeating decimal is usually shown with a bar over the decimal that is repeated
13 over 9 in decimal notation = 1.4444...13/9:= 13 ÷ 9= 1.4444... in decimal
It is: 9/20 = 0.45 as a decimal