# math

posted by sheila

write -5.5 recurring as a fraction or mixed number in simplest form.

1. Steve

.55555 = 5/9
So, -5.5555 = -5 5/9 = -50/9

it's handy to know that .nnnnnn = n/9

It's easy to show that .55555=5/9, since if

n = .555555
10n = 5.55555
10n-n = 5.55555-.55555 = 5
9n = 5
n = 5/9

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