9848 x 125 =?
(A) 1232000
(B) 1242000
(C) 1231000
(D) 1233000答案: (C)
解释:
9848 x 125 = 9848 x (250 / 2)
= 4924 x (500 / 2)
= 2462 x (1000 / 2)
= 1231 x (1000)
= 1231000
这个问题的测验
📅  最后修改于: 2021-05-13 21:00:07             🧑  作者: Mango
9848 x 125 =?
(A) 1232000
(B) 1242000
(C) 1231000
(D) 1233000答案: (C)
解释:
9848 x 125 = 9848 x (250 / 2)
= 4924 x (500 / 2)
= 2462 x (1000 / 2)
= 1231 x (1000)
= 1231000
这个问题的测验