It is 1 [week], exactly as in the question. If you wanted 1 week expressed in terms of days, or months or whatever, it may have made sense to say so in the question!
1-sixth in decimal form = 0.01671/6:= 1 ÷ 6= 0.0167 in decimal
100% = 1 in decimal form
1/6 in decimal form is 0.16666666666...
The fraction 1/3 in decimal form is .3 repeating (.333333...)
0.0417
decimal form of -1 = -1.0
1 week is 1/52 of a yearso one answer might be .019231Other answers might be better, but it depends on what you mean.
1-sixth in decimal form = 0.01671/6:= 1 ÷ 6= 0.0167 in decimal
decimal form of a half (1/2) = 0.5 1/2: = 1 ÷ 2 = 0.5 in decimal
1 fourth in decimal form is 0.25.
1 half in decimal form = 0.5
100% = 1 in decimal form
6 out of 6 is 1. In decimal form, it is still 1.
1 2 in decimal form is 0.50.
One tenth in decimal form is 0.1.
1/6 in decimal form is 0.16666666666...
That already is decimal form. As a fraction, it is 1/3