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Lesson details
Key learning points
- In this lesson, we will recap our previous learning on data representation within this unit to see how much we can remember. We will review number bases, binary maths and hexadecimal.
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This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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3 Questions
Q1.Convert this HEXADECIMAL number to DECIMAL: FF
Convert this HEXADECIMAL number to DECIMAL: FF
225
256
Q2.Convert this DECIMAL number to HEXADECIMAL: 128
Convert this DECIMAL number to HEXADECIMAL: 128
1
8
Q3.Convert this HEXADECIMAL number to BINARY: A3
Convert this HEXADECIMAL number to BINARY: A3
10110011
163
3 Questions
Q1.Perform the binary addition: 1111 + 100 + 1010
Perform the binary addition: 1111 + 100 + 1010
011101
11001
Q2.Perform the binary addition: 11111 + 100 + 10
Perform the binary addition: 11111 + 100 + 10
10101
11111
Q3.Perform the binary addition: 10 + 1010 + 100
Perform the binary addition: 10 + 1010 + 100
10100
1120