#import the module
    import arcpy
    from arcpy.sa import *
    from arcpy import env
    arcpy.CheckOutExtension("Spatial")
    env.overwriteOutput = True

    #set the workspace
    arcpy.env.workspace = r"C:UsersWindowsDocumentsJO_GIS_Analyst"

    #Create a list of raster files
    rasterList = arcpy.ListRasters("reprojected*", "TIF")

    #Loop through the list of ListRaster
    for k in rasterList:
        print k #check the presence of rasters
        OutRaster = (k)*100) #multiplying the raster by 100
        OutRaster_Name = "nofpt" + k  #specifying the output name
        OutRaster.save(OutRaster_Name) #saving the raster

for k in rasterList:
    print k #check the presence of rasters
    OutRaster = Raster(k)*100 #multiplying the raster by 100
    OutRaster_Name = "nofpt" + k  #specifying the output name
    OutRaster.save(OutRaster_Name) #saving the raster