Binary Arithmetic (AQA GCSE Computer Science): Flashcards

📚Flashcards
Addition of Binary Numbers
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When to carry in binary addition

When sum reaches 2 or more

0+00 + 0 in binary

00 (no carry)

1+11 + 1 in binary

1010 (write 00, carry 11)

1+1+11 + 1 + 1 in binary

1111 (write 11, carry 11)

Binary value: 1+1=1 + 1 =

1010

Binary value: 1+1+1=1 + 1 + 1 =

1111

Direction for binary addition

Right to left

Binary sum is 2: what to write?

Write 00, carry 11

Binary sum is 3: what to write?

Write 11, carry 11

Max binary numbers to add in GCSE

3

Max bits per number in GCSE binary

8 bits

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