Kiểm tra 1 tiết môn: Số học lớp 6
Câu 1: (1đ) Rút dọn đến tối giản các phân số: -26/130 56/30
Câu 2: (1Đ) cho hai phân số bằng nhau x/6 = -2/3 tìm giá trị x?
Câu 3 (1đ) Tìm số nghịch đảo cảu hốn số -21/3
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Trường: THCS nguyễn khuyến KIỂM TRA 1 TIẾT
Tên: ……………………..lớp:…….. Môn: Số học lớp 6
Điểm
Lời phê của Giáo Viên
Câu 1: (1đ) Rút gọn đến tối giản các phân số:
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Câu 2: (1đ) cho hai phân số bằng nhau tìm giá trị x ?
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Câu 3: (1đ) Tìm số ngịch đảo và số đối của hỗn số
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Câu 4: (3đ) Thực hiện phép tính:
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Câu 5: (2đ) Tìm x , biết :
a) b)
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Câu 6: (2đ) Tính giá trị biểu thức sau:
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