When you divide two integers with the same sign, the result is always positive. Just divide the absolute values and make the answer positive.
Positive ÷ positive = positive
Negative ÷ negative = positive
Example: 12 divided by 4 equals 3
How many groups of 4 are in 12? Share with 4 groups.
When you divide two integers with different signs, the result is always negative. Just divide the absolute values and make the answer negative.
Positive ÷ negative = negative
Negative ÷ positive = negative
Share (-12) with 4 groups.
Multiplicative Inverse
You don't need to model.
12 divided by -3 = -4
-4 x -3= 12
Here's a link about dividing integer.
http://www.youtube.com/watch?v=2QJCOnStpy0
Multiplicative Inverse
You don't need to model.
12 divided by -3 = -4
-4 x -3= 12
Here's a link about dividing integer.
http://www.youtube.com/watch?v=2QJCOnStpy0
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