Convert Text to Numbers in Sqlite

I have a sqlite DB with a table with the following structure LocationName Latitude Longitude all defined as varchar. How i can construct a sql statement to get all the locations with a specific lat range given latitude in decimal. is there a way to do that convert from varchar to decimal value on the fly ? or i have to step through the return statements and do the conversion manually

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See "CAST expressions" at .

SELECT CAST('3.02' as decimal)
-- they aren't real decimals in sqlite, though. beware floats.
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Chloe Bennett

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