Column Subtraction online calculator can subtract two numbers in a column, giving a fully scheduled subtraction process.
the column subtraction Calculator supports integers, decimals, and negative numbers.
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  1  1  0  1  0  1  .  1  1  0  1 
1  0  .  0  0  0  0  
1  1  0  0  9  1  .  1  1  0  1 
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