Perform the given operation. `a` – `b`

Simplify.-`a“b`

Simplify.  = /  

Multiply or divide and simplify.  = /

What is |`p`|

Add or subtract and simplify.  = /

Simplify.(-`a`)`b`

Convert the mixed fraction into an improper fraction.  =  /

Multiply `a` × 100

Compare using , or =.