One's Complement & Two's Complement Calculator (1's & 2's Complement Calculator) is a free online tool to find true form and one's & two's complement equivalent for a given intger number.
Significant Figures Calculator rounds numbers to the specified number of significant figures. It supports standard number format, e-notation, and scientific notation.
Density Calculator uses the density formula ρ = m/V to calculate the third value for two given values - density, mass, or volume of a substance. It also finds the densities of different substances and objects.
Kinetic Energy Calculator simplifies the process of determining kinetic energy, mass, or velocity by using the kinetic energy formula KE = 1/2 mv², you can easily find the value of kinetic energy, mass or velocity with it.
Combinations Calculator can calculate the number of ways to select r outcomes from n possibilities when the order of the items chosen in the subset does not matter.