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4.4 Addition and Subtraction in Base Systems
Carrying and borrowing when a column fills at 2, 8, or 12 rather than at 10, and diagnosing where a worked sum or difference went wrong.
Contemporary Mathematics, 4.4 Addition and Subtraction in Base Systems
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10 exercises
4.4 Exercise 1
Calculate 2516 + 1336.
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4.4 Exercise 3
- Create the addition table for base 7.
- Create the addition table for base 2.
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4.4 Exercise 5
Calculate 5367 + 4337.
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4.4 Exercise 7
Create the addition table for base 12.
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4.4 Exercise 9
Calculate 3A712 + 9BA12.
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4.4 Exercise 11
We again return to base 2, the base used by computers. Calculate 10012 + 110112.
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4.4 Exercise 13
Calculate 526 − 346.
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4.4 Exercise 15
Calculate A1712 − 4B312.
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4.4 Exercise 17
Explain the error in the following calculation:
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4.4 Exercise 19
Explain the error in the following calculation, and correct the error:
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Adapted from Contemporary Mathematics © 2023 Rice University. Licensed under CC BY 4.0. Source: Contemporary Mathematics. Imported at revision fa7c1a1.