把 、 兩分數分別乘上同一個正整數,使這兩個分數均變成正整數,則所乘的最小正整數為何?
(A)100 (B)125 (C)50 (D)75

XTJH第一冊2-3分數的四則運算-進階10題

Quiz
•
Mathematics
•
7th Grade
•
Medium
余金城 余金城
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
50
75
100
125
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
計算 的值為何?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列分數中哪一個數最小?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
計算 = ?
0
6
-6
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
將 + 化為最簡分數得 ,則下列何者正確?
a=31
a=62
b=1680
b=5040
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
?
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
已知棒球選手的打擊率=
,若甲、乙、丙、丁四位選手的打擊次數分別是24、19、29、33次,安打數分別是11、6、16、20支,則下列何者是甲、乙、丙、丁四位棒球選手打擊率的高低順序?
甲>乙>丙>丁
乙>甲>丙>丁
丙>丁>乙>甲
丁>丙>甲>乙
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