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.