Wayne Rooney ended his six-month goal scoring drought at home as Manchester United defeated Ipswich 3-0 to reach the fourth round of the Capital One Cup.
The England captain put United ahead in the 22nd minute with a left-footed finish before 19-year-old Pereira doubled the lead on his first start for the club through a free-kick.
Subsequently, Anthony Martial continued his goal scoring spree as he netted four goals since his arrival at Old Trafford.
United will next face Middlesbrough in the fourth round.