
NHÂN, CHIA SỐ THẬP PHÂN
Authored by Hoang Oanh
Mathematics
5th Grade
Used 1+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
3,74 x 5 = .........
1,87
1870
18,7
187
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Tính nhẩm: 20,65 0,001 = ?
00,2065
0,00265
0,02065
0,020605
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
2,1 x 100 = ........
21
2100
2,01
210
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Chọn đúng hoặc sai:
Muốn chia một số thập phân cho 10; 100; 1000; … ta chỉ việc chuyển dấu phẩy của số đó lần lượt sang bên trái một, hai, ba, … chữ số.
Đúng.
Sai.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Chọn đúng hoặc sai:
Muốn chia một số thập phân cho 0,1 ; 0,01 ; 0,001 … ta chỉ việc chuyển dấu phẩy của số đó lần lượt sang bên phải một, hai, ba, … chữ số.
Đúng.
Sai.
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Chọn đáp án đúng:
7,048 : 0,01 =
0,07048
0,7048
704,8
70,48
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Chọn đáp án đúng:
28,07 : 100 =
2,807
0,2807
280,7
2807
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