Flashcards
Adding, Subtracting, Multiplying, and Dividing Integers Study Cards (7th Grade)
Cards in this deck (8)
- 1Integera number that has a direction (shown by the sign) and a distance (shown by the absolute value)
- 2Direction of an Integer:Positive - right of zero
Negative - left of zero - 3Absolute Valuethe distance from zero. Absolute value has no sign. It is NOT positive or negative.
- 4Oppositethe opposite of an integer is the integer with an opposite sign
- 5To Use a Number Line to Do Integer Addition or Subtraction:1) Draw a number line with an appropriate scale.
2) Find and label the starting value.
3) Beginning at the starting value, drawn in steps shown by the operation in your expression.
4) Find and label your finishing value. - 6Disk/Chip Modelis based on using two different chips to represent positive and negative values (basically, another way to show work for adding or subtracting negative or positive integers)
- 7Equivalent Expressionsexpressions that look different, but represent the same value
- 8Multiplying and Dividing Integers:Positive x Positive = Positive
Positive x Negative = Negative
Negative x Negative = Positive
Negative x Positive = Negative
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- Adding, Subtracting, Multiplying, and Dividing Integers Study Cards (7th Grade) by Irene Kim
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