Flashcards: add and subtract signed numbers.

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Created by:

janicehumphrey on September 4, 2009

Subjects:

Pre Algebra

Description:

Adding and subtracting signed numbers. Chapter 2(3,4)

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Flashcards: add and subtract signed numbers.

-23
-16+(-7)
1/17

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Definitions

-23 -16+(-7)
-7 -21+14
-42 -5-13-24
4 2+14-12
8x 2x + 6x
-x 17x-18x
0 -8x-4x+12x
6x 7x+11x-12x
15y -8y + 23y
-10y -6y-3y-y
-6x 3x-9x
-8y 3x-4y-3x-4y
3x + 3y 3(x+y)
-20x + 6 4(2-5x)-2
17x - 34y 17(x-2y)
3x+12 4(2x + 3) - 5x
2x + 2 2(3x + 1) - 4x

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