1. 算式
之值為何?
(A)
(B)
(C)
(D)
答案:登入後查看
統計: A(759), B(32), C(69), D(16), E(0) #1996735
統計: A(759), B(32), C(69), D(16), E(0) #1996735
詳解 (共 7 筆)
#3521825
-5/3=-10/6
-10/6-(-1/6)=-10/6+1/6=-9/6
-9/6=-3/2#
1
1
#3364923
答案為A
1
0
#4600619
正、負性質與通分:
- 5/3 - (- 1/6)
= - 5/3 + 1/6
=- 10/6 + 1/6
=(-10+1)/6
=-9/6
=-3/2
0
0