l Subtract 356 and 428

Enter Number 1 and base 1

base

Enter Number 2 and base 2

base
        

Perform the following base subtraction:
356 - 428

Convert both terms to base 10

Convert 356 to base 10
Move left to right
Start with a power of 1
Decrease powers by 1 for each digit

Term 1 is 3:
Assign it a value of 3 * (61) = 18.
Our total equals: 0 + 18 = 18.

Term 2 is 5:
Assign it a value of 5 * (60) = 5.
Our total equals: 18 + 5 = 23.

Build our answer:

3(61) + 5(60)
18 + 5 = 23.

Convert 428 to base 10
Move left to right
Start with a power of 1
Decrease powers by 1 for each digit

Term 1 is 4:
Assign it a value of 4 * (81) = 32.
Our total equals: 0 + 32 = 32.

Term 2 is 2:
Assign it a value of 2 * (80) = 2.
Our total equals: 32 + 2 = 34.

Build our answer:

4(81) + 2(80)
32 + 2 = 34.

Finalize subtraction in base 10:

h