Prof Data Calculation Apps

Online rate of any currency in the world directly from theForexexchange.

Online rate of any cryptocurrency in the world. Widgets withcharts.

Column addition calculator

Column division calculator

Column subtraction calculator

Math column methods: addition, subtraction, multiplication,division

Perimeter calculator find a perimeter of different geometricshapesby formulas.

Area of rhombus figure, education

Area of round figure, education

Areas of geometric figures, education