let me see
From Longman Dictionary of Contemporary Englishlet me seelet me see (also let’s see) spokenREMEMBER used when you are trying to remember something Let me see ... where did I put that letter? → seeExamples from the Corpuslet me see• And Martini rolls a big, let me see, a big nineteen.• I promised to give it the fifty-one hours, so that's, let me see, forty-five left.• Now let me see if I can split the difference.• So far, let me see, it's two-eighty.• But you could give me this project, put me in charge of the entire operation - and let me see it through.• Why won't you let me see your schoolbooks nowadays?