binary to decimal conversion
Post on 21-Jul-2015
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(1011010)(1011010)22=(?)=(?)1010
First take the Binary numberFirst take the Binary number
1 0 1 1 0 1 01 0 1 1 0 1 0
Count it’s digits from right to left… Count it’s digits from right to left… Starts from 0 (Zero).Starts from 0 (Zero).
1 0 1 1 0 1 01 0 1 1 0 1 000112233445566
Take the first digit…Take the first digit…
1 0 1 1 0 1 01 0 1 1 0 1 000112233445566
Then multiply by 2 (two)…Then multiply by 2 (two)…
00X2X2
Write power of 2’s with positional value…Write power of 2’s with positional value…
00
Add plus sign (+) after that…Add plus sign (+) after that…
++1x2+0x2+1x2+1x2+0x2+1x21x2+0x2+1x2+1x2+0x2+1x211 22 33 44 55 66
Repeat the above process…Repeat the above process…
00X2X200
++1x2+0x2+1x2+1x2+0x2+1x21x2+0x2+1x2+1x2+0x2+1x211 22 33 44 55 66
Calculate it…Calculate it…
9090
1011010101101022 = 90 = 901010
00X2X200
++1x2+0x2+1x2+1x2+0x2+1x21x2+0x2+1x2+1x2+0x2+1x211 22 33 44 55 66
Calculate it…Calculate it…
9090
1011010101101022 = 90 = 901010
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