
toán lớp 5
Quiz
•
Mathematics
•
1st Grade
•
Hard
Hà Đạt
Used 4+ times
FREE Resource
106 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
15,5 x 10 =?
15,5
155
1,55
1550
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
5,12 x 100 = ?
512
51,2
5120
0,512
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
0,9 x 10 = ?
900
90
9
9000
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
2,571 x 1000 = ?
25,71
257,1
25710
2571
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
0,1 x 1000 = ?
10
100
1000
0,1
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Muốn nhân một số thập phân với 10, 100, 1000, ... ta chỉ việc:
Chuyển dấu phẩy của số đó sang bên trái một, hai, ba chữ số.
Giữ nguyên số đó
Chuyển dấu phẩy của số đó sang bên phải một, hai, ba chữ số.
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Số 8,05 phải nhân với số nào để được tích là 80,5?
10
100
1000
10000
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