5. 算式
之值為何?
(A)
(B)
(C)
(D)
答案:登入後查看
統計: A(544), B(33), C(19), D(18), E(0) #2923960
統計: A(544), B(33), C(19), D(18), E(0) #2923960
詳解 (共 7 筆)
#5680469
1
0
#5808110
9/22 + 11/18 - (23/22 - 7/18)
=(9/22 -23/22) +(11/18+ 7/18)
=-14/22 + 18/18
= -7/11 + 1
= 4/11
選A
選A
0
0