# subtract 321.6(8) and 1011101(2) = 1110100.11 Column

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:
 + - * ÷

You entered numbers in different number systems. However, only numbers in the same number systems can participate in the calculation. We will translate the first number 321.68 in 2 - Richard number system like this:

let\'s translate to decimal like this:

3∙82+2∙81+1∙80+6∙8-1 = 3∙64+2∙8+1∙1+6∙0.125 = 192+16+1+0.75 = 209.7510

got It: 321.68 =209.7510

Translate the number 209.7510 в binary like this:

the Integer part of the number is divided by the base of the new number system:

 209 2 -208 104 2 1 -104 52 2 0 -52 26 2 0 -26 13 2 0 -12 6 2 1 -6 3 2 0 -2 1 1

the Fractional part of the number is multiplied by the base of the new number system:

 0. 75*2 1 .5*2 1 .0*2

the result of the conversion was:

209.7510 = 11010001.112
the Final answer: 321.68 = 11010001.112
 . . . . . - 1 1 0 1 0 0 0 1 . 1 1 1 0 1 1 1 0 1 . 0 0 0 1 1 1 0 1 0 0 . 1 1
the Final answer: 321.68 - 10111012 = 1110100.112

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