Subtracting Integers

Subtracting Integers

Review

Subtracting Integers

-To subtract an integer, add its opposite

3-4= 3+ (-4)=-1

Remember the Rule: KEEP, CHANGE, CHANGE

Multiple Select

HOW DO I WRITE THE FOLLOWING PROBLEM USING THE KEEP, CHANGE, CHANGE RULE?

 $5-\left(-4\right).$  

•  $5-4=$  

•  $5+4=$  

Multiple Choice

HOW DO I WRITE THE FOLLOWING PROBLEM USING THE KEEP, CHANGE, CHANGE RULE?

 $\left(-3\right)-3=$  

•  $\left(-3\right)+\left(-3\right)=$  

•  $3+3=$  

SUBTRACTION RULE

Keep the first number, change to addition, and change the second number to its opposite.

Multiple Choice

 $3-12=?$  

• 9

• -9

• 15

• -15

Multiple Choice

 $\left(-8\right)\ -\ \left(-13\right)=\ ?$  

• 5

• 21

• -21

• 12

Subtracting Multiple Integers

•  $-7\ -\ \left(-12\right)\ -\ 14=$  

•  $-7+12-14=$  

•  $5-14=$  

•  $5+\left(-14\right)=$  

•  $-9$  

Multiple Choice

 $-9-16+3=\ ?$  

•  $-22$  

•  $28$  

Multiple Choice

 $\left(-8\right)-\left(-6\right)-0=?$  

•  $14$  

•  $-2$  

BONUS!

Let's practice what we've learned!

Multiple Choice

 $\left|-8\right|\ =?$  

•  $8$  

•  $-8$  

Multiple Choice

Evaluate the expression:

 $\left(-3\right)\ +\ \left(-8\right)=?$  

•  $-11$  

•  $-5$  

Multiple Choice

Evaluate the expression:

 $\left(-4\right)\ +\ 16=\ ?$  

•  $20$  

•  $12$