Significant Figures Calculator and Counter
www.sigfigscalculator.comSig figs calculator operators. You can use the following operators and functions with this calculator: Addition ( + ), subtraction ( - ), division ( / or ÷ ) and multiplication ( * or × ). Plus exponent ( ^ ) Our calculator also provides a counter, showing you the number of significant figures for any calculation.
Online calculator: One's complement, and two's complement ...
planetcalc.com › 747In fact, this calculator displays binary code for any integer number, but the code depends on a sign. For positive integers, the calculator displays their binary representation. For negative integers, the calculator displays their representation both as one's complement (also known as inverse code) and two's complement (or simply complement code).