You are currently converting frequency units from decisecond(period) to minute(period)

1 ds(p) = 0.0016666666666667 min(p)

decisecond(period)

minute(period)

Period

The period is not the same dimension than the frequency. The frequency (f) is the reciprocal of the period (T) : f = 1/T We have merged period and frequency here to allow easy conversions between both dimensions.