Answer:
40%
Step-by-step explanation:
Our fraction would be 22/55. You can divide and then multiply by 100 to get your percentage.
Answer:

Step-by-step explanation:
×
( multiply values on numerators/ denominators together )
=
= 
Area of the larger square = 12² = 144 cm²
Area of the smaller square = 7² = 49 cm²
Area of the section = 144-49 = 95 cm²
A simplified equation would be 2-5n.