I 2

Điểm
Họ tên học sinh: ................................................................................................................
TOÁN 2
Bài 1: Tính
a/ \f(2,5 + 1 \f(1,3 x \f(3,4 = ..............................................................................................................................
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b/ 1 \f(4,5 x \f(5,6 – \f(1,3: \f(1,2 = ..............................................................................................................
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Bài 2: Tìm X
a/ \f(7,9 – X = \f(1,4

b/ \f(2,7 x X = \f(2,5 – \f(1,4

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Bài 3: Xếp các hỗn số, phân số sau theo thứ tự từ lớn đến bé:
2 \f(2,3; \f(9,4; 1 \f(5,6; 2 \f(2,3; \f(9,2
Giải
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Bài 4: Một đơn vị chuẩn bị lương thực cho 60 người ăn trong 7 ngày. Nh ưng đ ơn v ị l ại
tiếp nhận thêm 90 người nữa. Hỏi số lương thực đã chuẩn bị đủ ăn trong bao nhiêu ngày?
Giải
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