How do you show the group of digits that repeat in a repeating decimal?

(1 point)
by putting a bar over them
• by printing them in italics
• by putting them in parentheses
• by underlining them

3 answers

The correct way to show the group of digits that repeat in a repeating decimal is by putting a bar over them. This commonly used notation indicates which digits repeat indefinitely.

How many digits long could the repeating cycle of a repeating decimal be if the denominator of the rational number is 7? (1 point)
• infinitely long
• any finite length
• up to seven digits long
• up to six digits long
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