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Khắc phục hiện tượng không xuất hiện menu Bộ công cụ Violet trên PowerPoint và Word

12099162 Kính chào các thầy, cô. Khi cài đặt phần mềm , trên PowerPoint và Word sẽ mặc định xuất hiện menu Bộ công cụ Violet để thầy, cô có thể sử dụng các tính năng đặc biệt của phần mềm ngay trên PowerPoint và Word. Tuy nhiên sau khi cài đặt phần mềm , với nhiều máy tính sẽ...
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Người gửi: Trần Thị Duyên
Ngày gửi: 22h:53' 19-04-2022
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Thứ ngày tháng 11 năm 2018

Họ và tên:
.............................................................................
Lớp:……..........
KIỂM TRA (45 Phút)
Môn: Toán 6













Đề bài:
I. Trắc nghiệm khách quan: (3đ)
*Khoanh tròn vào chữ cái đứng trước câu trả lời đúng:
Câu 1: ƯCLN(8,9,11) là:
A. 1
B. 2
C. 3
D. 4

Câu 2: Dạng phân tích ra thừa số nguyên tố của số 36 là:
A. 4.32
B. 22.9
C. 3.3.4
D. 22.32

Câu 3: *Điền dấu "X" vào ô thích hợp:
Câu
Đúng
 Sai

1. Một số tận cùng bởi chữ số 0 thì chia hết cho 5.



2. Một số không tận cùng bởi chữ số 0 thì không chia hết cho 5.



3. Một số chia hết cho 3 thì số đó chia hết cho 9.



4. Một số chia hết cho 9 thì số đó chia hết cho 3.



*Điền vào chỗ (.....) để được các khẳng định đúng:
Câu 4: Nếu có số tự nhiên a chia hết cho số tự nhiên b thì ta nói a là (1)... ....... của b, còn b là (2)............ của a.
Câu 5: Ước chung lớn nhất của hai hay nhiều số là số (1)............................... trong tập hợp các (2).................................... của các số đó
II. Tự luận: (7đ)
Câu 1: Số nguyên tố là gì? Cho ví dụ.
Câu 2: Hợp số là gì? Cho ví dụ.


Câu 3: Điền chữ số vào dấu * để được số:
a)  chia hết cho 3
b)  chia hết cho 9
Câu 4: Tìm ƯCLN rồi tìm ước chung của:
a) 12 và 48; b) 36, 80 và 156
Câu 5: Số học sinh khối 6 của trường vào khoảng từ 50 đến 100 em. Số học sinh này khi xếp thành 10 hàng, 12 hàng, 15 hàng đều vừa đủ. Tính số học sinh khối 6
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