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Converting Between Denary And Hex (GCSE Computing)

The following is a GCSE Computing test covering 'Converting Between Denary And Hex' from the broader topic 1. Data Representation. The test is geared towards the CAMBRIGE-IGCSE exam board style syllabus.
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Question 1
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Below a typical questions that will be covered in this test. You final score will be logged on your account

Convert the denary number 102 to hexadecimal.
Convert the hexadecimal value 3F to denary.
Convert the denary number 255 to hexadecimal.
Convert the hexadecimal value 100 to denary.
Convert the hexadecimal value 2A3 to denary.
Convert the denary number 4095 to hexadecimal.
Convert the hexadecimal value FFFF to denary.
Convert the 12-bit binary value 000010010101 to hexadecimal.
Convert the denary number 500 to hexadecimal.
Convert the hexadecimal value 7B to denary.
Convert the denary number 128 to hexadecimal.