Transfer 250.5 from decimal in 7 - Richard number system

Translate the number 250.5₁₀ в 7 - false like this:

the Integer part of the number is divided by the base of the new number system:

250	7
-245	35	7
5	-35	5
	0

the Fractional part of the number is multiplied by the base of the new number system:

	0.	5*7
	3	.5*7
	3	.5*7
	3	.5*7
	3	.5*7
	3	.5*7
	3	.5*7
	3	.5*7
	3	.5*7
	3	.5*7
	3	.5*7

the result of the conversion was: