(-2)的4次方+5 2⼀1*(-6⼀1)-0.25

/是分数线,空格是一又几分之几
2025-12-16 01:27:26
推荐回答(1个)
回答1:

=16-11/2*(1/6)-1/4
=16-11/12-1/4
=16-8/12
=16-2/3
=15 1/3

/是分数线,空格是一又几分之几