Mathematics
Common mathematical tasks, such as calculate percentages, simple operations, trigonometrical functions and more
Calculator
Simple calculator
Area calculator
Simple area calculator
Percentage calculator
Calculate percentages of numbers
Single rule of three direct
Direct proportion
Single rule of three inverse
Inverse proportion
Trigonometric functions
Trigonometric functions: sine, cosine, tangent, and more
Radians and degrees converter
Radians to degrees conversion and vice versa