Contact us
Choose a category below so we can get back to you as quickly as possible.
The odd number is negative and the even number is positive +【-(+7)】=-7 -[-(-2.3)]=-2.3 -[+ (- 1 / 4)] = 1 / 4
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.