9.625-1又9分之7-3又9分之2=
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9.625-1又9分之7-3又9分之2=
9.625-1又9分之7-3又9分之2=
9.625-1又9分之7-3又9分之2=
9.625-1又9分之7-3又9分之2
=9.625-(1又9分之7+3又9分之2)
=9.625-5
=4.625
4.625
9.625-1又9分之7-3又9分之2=
9.625-1又9分之7-3又9分之2=
9.625-1又9分之7-3又9分之2=
9.625-1又9分之7-3又9分之2
=9.625-(1又9分之7+3又9分之2)
=9.625-5
=4.625
4.625