{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

L23_Wed_Mar_17_filled

# L23_Wed_Mar_17_filled - MAE3811Sp 2010 Mahoney1 Last Time I...

This preview shows pages 1–2. Sign up to view the full content.

1 MAE3811–Sp. 2010 Mahoney–1 Last Time… I just introduced you all to the final “kid friendly” charge/chip [ but really M & M and paycheck/bill ] model of the integers… Example: 2 - - 3 = 5 MAE3811–Sp. 2010 Mahoney–2 The Consequences for Pencil and Paper Algorithms When Adding two positive integers or two negative integers together, the affect appears to be regular addition so the pencil and paper algorithms of whole numbers will apply to negative integers. Observe, if b > a, then a –b and b –a produce __________ __answers. Examples: Universal Subtraction Algorithm: For any two numbers, 1. consider the number with the larger magnitude (absolute value), 2. Perform the whole number subtraction of the absolute value of the smaller magnitude number from the larger (its guarranteedto have an answer) 3. If the larger magnitude number from step 1) was positve, your answeis positive, otherwise it was negative and so your answer is negative.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 5

L23_Wed_Mar_17_filled - MAE3811Sp 2010 Mahoney1 Last Time I...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online