"The important thing is learning from it, we're here to help the team improve eventually in these types of games".
Perez nearly squeezed home the second goal for Newcastle with 14 minutes remaining after getting on the end of a loose ball at the near post but Schmeichel was alert to make the save this time.
"So you can do everything right, your tactics, your team selection, your substitution, but the other team has one player that makes the difference, that's the Premier League now".
And Perez believes the result was the most important yet this season given that it has nearly certainly ensured another season of Premier League football on Tyneside. We have the city, we have all the potential. That will need to get sorted and we need to focus on football and finishing in a better position than we did last season.
Salomon Rondon nearly gave Newcastle the lead midway through the first half with a ferocious 30-yard free-kick that cannoned back off the woodwork.More news: US will win 5G race: Trump | newkerala.com #127172
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Leicester draw a response six minutes later, as James Maddison combined with Ben Chilwell for a low strike which Martin Dubravka saved easily.
"In the second half we had a couple of chances and much better pressure in the game but it wasn't quite enough".
Almiron fared no better after Fabian Schar carried the ball out of Newcastle's defence and picked out his team-mate with a superb pass that demanded a better finish than the hurried shot that cleared the crossbar.
Perez was denied by a fine save from Schmeichel in a frantic finale.
Leicester's four-match winning run ended with the defeat to Newcastle, hurting their chase for seventh spot, and boss Brendan Rodgers insisted it will take time for him to implement his plan at the club.
The last opportunity for a Leicester leveller came and went in stoppage-time when Tielemans appealed in vain for a penalty after going to ground when a cross reached him at the far post.