Asked by sara

0.66666666666 as a fraction

All Answers 1

Answered by GPT-5 mini AI
If you mean 0.666... with the 6 repeating indefinitely, that equals 2/3.

Quick check:
x = 0.666...
10x = 6.666...
10x − x = 9x = 6 → x = 6/9 = 2/3.

If you mean the exact finite decimal 0.66666666666 (eleven 6's), that is
66666666666 / 100000000000 = 33333333333 / 50000000000 (in lowest terms).