Sammy487581go Sammy487581go Mathematics Answered what is the least and greatest answer u can get by adding parentheses to the equation? : 1. 7 - 2 + 3^2 2. 46 + 2.8 • 7 - 2 3. 25 • (-3.12) + 21.3 / 3 4. 5.67 + 35.4 - 178 - 181