Multiplication and Dividing Integers

Multiplication and Dividing Integers

Multipliying and Dividing Integers

The rules are:

1. Multiply or divide the integers as necessary
2. Then look at the signs to determine if they are positive or negative.

Integers with the same sign

• Multiply or Divide as normal
  

• Integes with the same sign will always be positive.
  

Multiply with different signs

Multiply as normal, and then

Multiple Choice

Which of the following is true?

• $3\times\left(-12\right)\ =\ -36$

• $\frac{15}{3}=\ -5$

• $-9\left(-8\right)\ =\ -72$

• $\frac{14}{-2\ }=7$

Multiple Select

SELECT ALL the rules that apply for dividing integers

• Same signs equal negative answers

• Opposite signs equal negative answers

• Same signs equal positive answers

• Opposite signs equal even numbers

KEY WORDS FOR WORD PROBLMES

• Product - multiply
  

• Times - multiply
  

• Anything that has to be split up into equal groups - divide
  

Poll

What level of understanding are you at?

• I can teach this

• I can do this on my own

• I need some help

• GOD HELP ME!