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# Write '''0''''s or '''1''''s for each group of binary numbers to add up to the<br>corresponding octal number (refer to diagram of ''octal to binary'' conversion).<br><br>

<table align="right"><tr><td>[[Image:bin-to-hex.png|thumb|right|275px|Performing a '''binary to hexadecimal''' conversion.]]</td><td>[[Image:hex-to-bin.png|thumb|right|350px|Performing a '''hexadecimal to binary''' conversion.]]</td></tr></table>