Operations with Rational Numbers

Operations with Rational Numbers

7th Grade Math

Let's Remember our Rules

Let's Practice

 $-12\ \div3=\$  

Let's Practice

 $-22\ \div-2=\$  

Let's Practice

 $\frac{-18}{3}=$  

Let's Practice

 $\frac{-18}{-9}=$  

Multiple Choice

Your Turn:

 $-30\div-15=$  

• -2

• 2

• 3

• -3

Multiple Choice

Your Turn:

 $\frac{-12}{6}=$  

• -2

• 2

• 3

• -3

Let's Practice

 $-\frac{6}{4}\times-\frac{3}{2}=$  

Let's Practice

 $-2.3\times1.2=$  

Let's Practice

 $-1.2+1.2=$  

Multiple Choice

Your Turn:

 $-\frac{8}{2}\times-\frac{2}{3}=$  

•  $\frac{16}{6}$  
  

•  $\frac{8}{16}$  

•  $-\frac{16}{6}$  
  

• -3

Multiple Choice

Your Turn:

 $-1.5+1.5=$  

• 0 
  

• 3

• 1.5

• -3

Poll

How do you feel about doing operations with rational numbers?

• GREAT

• OKIE

• NOT VERY GOOD

• NEED MORE REVIEW