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Is .7142857 a rational number

Anonymous

∙ 14y ago

Updated: 9/19/2023

Yes, an number that can be written as a ratio of integers is rational.

.7 is 7/10

.71 is 71/100

.714 is 714/1000

.7142 is 7142/10000

etc.

Can you see how .7142857 must be rational?

However, if you allow the 7 at the end to repeat, then that changes things.

Wiki User

∙ 14y ago

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Continue Learning about Math & Arithmetic

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