How to convert BINARY into a Decimal Number

Need to convert binary into a decimal number. Just follow these easy steps.

Things You'll Need

• Calculator or Computer

Instructions

1. To convert from binary to decimal is a simple process. For an example, let's use the binary 101010.

2. First, let's list the binary number vertically. List them in order from RIGHT TO LEFT

   0
   1
   0
   1
   0
   1

3. Now let's fill in the values

   0 x 1 = 0
   1 x 2 = 2
   0 x 4 = 0
   1 x 8 = 8
   0 x 16 = 0
   1 x 32 = 32

4. Now just add the values together

   0 + 2 + 0 + 8 + 0 + 32 = 42

   And that's you're answer. 101010 in binary is 42 in decimal.

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