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Answer
We are done. 73 converted from decimal to octal notation equals 1118.

↓Steps Explained:↓



Convert 73 from decimal to octal

(base 8) notation:

Power Test

Raise our base of 8 to a power

Start at 0 and increasing by 1 until it is >= 73

80 = 1

81 = 8

82 = 64

83 = 512 <--- Stop: This is greater than 73

Since 512 is greater than 73, we use 1 power less as our starting point which equals 2

Build octal notation

Work backwards from a power of 2

We start with a total sum of 0:


82 = 64

The highest coefficient less than 7 we can multiply this by to stay under 73 is 1

Multiplying this coefficient by our original value, we get: 1 * 64 = 64

Add our new value to our running total, we get:
0 + 64 = 64

This is <= 73, so we assign our outside coefficient of 1 for this digit.

Our new sum becomes 64

Our octal notation is now equal to 1


81 = 8

The highest coefficient less than 7 we can multiply this by to stay under 73 is 1

Multiplying this coefficient by our original value, we get: 1 * 8 = 8

Add our new value to our running total, we get:
64 + 8 = 72

This is <= 73, so we assign our outside coefficient of 1 for this digit.

Our new sum becomes 72

Our octal notation is now equal to 11


80 = 1

The highest coefficient less than 7 we can multiply this by to stay under 73 is 1

Multiplying this coefficient by our original value, we get: 1 * 1 = 1

Add our new value to our running total, we get:
72 + 1 = 73

This = 73, so we assign our outside coefficient of 1 for this digit.

Our new sum becomes 73

Our octal notation is now equal to 111


Final Answer

We are done. 73 converted from decimal to octal notation equals 1118.

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