Addition, multiplication and division of numbers in different number systems

Calculator of numbers in various number systems.

Adding, subtracting, multiplying, and dividing numbers in a column. Moreover, numbers can be entered in different number systems.

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Enter two numbers and specify their base of the number system:
.....
-100000111
1111
011111000
the Final answer: 1000001112 - 11112 = 111110002
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