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# Computer science question

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1. Change the binary number 10101100 into a positive denary integer.

The answer is 172, but i'm getting 84, please explain how to get 172
2. 10101100
128/64/32/16/8/4/2/1
So we have 4, 8, 32 and 128 for '1', adding these gives 12+160 = 172
3. (Original post by JN17)
10101100
128/64/32/16/8/4/2/1
So we have 4, 8, 32 and 128 for '1', adding these gives 12+160 = 172
ohhh okay thank you so much!

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