4343-1717
=(4342.43)-(1716.17)
=[(432)21.43]-[(172)8.17]
=(A921.43)-(B98.17)
=(A9.43)-(B1.17)
=(...7)-(...7)
=(...0)
=>Tận cùng bằng 0.
4343-1717
=(4342.43)-(1716.17)
=[(432)21.43]-[(172)8.17]
=(A921.43)-(B98.17)
=(A9.43)-(B1.17)
=(...7)-(...7)
=(...0)
=>Tận cùng bằng 0.