(1) The number of months in respect of which a member is entitled to war gratuity in respect of the member's service at the rate prescribed for overseas qualifying service shall be the number of months of overseas qualifying service of the member based on the total number of days on which the member has performed overseas qualifying service (any fraction of a month being treated as one month) together with any additional period required to be included in pursuance of section eight of this Act.
(2) The number of months in respect of which a member is entitled to war gratuity in respect of the member's service at the rate prescribed for general qualifying service shall be the number of months of general qualifying service of the member based on the total number of days on which the member has performed general qualifying service (any fraction of a month being treated as one month) less the number of months in respect of which the member is entitled to war gratuity in respect of the member's service at the rate prescribed for overseas qualifying service.