Answer:
Explanation:
Multiply first:
Now add (when adding a negative and a positive, subtract the two numbers. Then keep the symbol of the greatest number for the result. Since 20.25 is greater, the result will be positive):
:Done
*Use PEMDAS
Parentheses (x)
Exponents x²
Multiplication and Division left to right × ÷
Addition and Subtraction left to right + -