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Nguồn:
Người gửi: kiều thị ngọc lan
Ngày gửi: 20h:25' 08-05-2018
Dung lượng: 255.0 KB
Số lượt tải: 1496
Số lượt thích: 0 người
ÔN LUYÊN CUỐI NĂM
Dang 1: Thưc hiên phép tính
Bài 1: Đăt tính rồi tính:
a) 213 – 9 ; b) 326 + 19 ; c) 400 – 25 ; d) 128 + 39

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e) 23 + 46 ; f) 67 – 19 ; g) 36 + 24 ; h) 100 – 34
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Bài 2: Tính (theo mẫu):
Mẫu: 2 x 6 – 12 = 12 – 12 = 0
a) 300 – 5 x 7 = ....................................................................................................................................................................
b) 3 x 9 + 29 = .....................................................................................................................................................................
c) 20 : 5 – 2 = ......................................................................................................................................................................
d) 123 + 40 : 5 = ..................................................................................................................................................................
e) (276 – 76) + 100 = ......................................................................................................................................................
f) 35 : 5 – 4 = ............................................................................................................................................................................
g) 100 + (23 – 19) = ...........................................................................................................................................................
h) 427 – (124 + 139) = ....................................................................................................................................................
Bài 3: Tính nhanh (theo mẫu):
Mẫu 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9
= (1+9)+(2+8)+(3+7)+(4+6)+5
= 10 + 10 + 10 + 10 + 5
= 40 + 5
= 45



a) 10 + 11 + 12 + 13 + 17 + 18 + 19 + 20

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b) 50 – 49 – 48 – 47 – 46 – 36 – 37 – 38 – 39 – 40
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c) (200 – 199 – 198 – 197 – 97 – 98 – 99 – 100) + 36

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Dang 2: Tìm x
Bài 1: Tìm x, biết:
a) x + 23 = 100 ; b) 145 – x = 387

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c) x x 5 = 35 ; d) 45 : x = 9

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e) 23 + x = 100 – 34 ; f) x – (213 – 13) = 400

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g) x x 3 = 40 – 13 ; h) 50 : x = 10 x (100 – 95)

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Dang 3: Bài toán có lời văn
Bài 1: Nhà An có 134 con cả gà và thỏ, trong đó 123 con gà. Hỏi:
a) Nhà An có bao nhiêu con thỏ ?
b) Số con gà hơn số con thỏ bao nhiêu con ?
Bài giải

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Bài 2: Môt cửa hàng, ngày thứ nhất bán nước mắm; ngày thứ hai bán nhiều hơn ngày thứ nhất . Hỏi cả hai ngày bán bao nhiêu lít mắm ?
Bài giải

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Bài 3: Trường TH Trần Quốc Toản có 546 hoc sinh, năm hoc vừa đây có thêm 39 hoc sinh chuyển vào. Hỏi trường TH Trần Quốc Toản có bao nhiêu hoc sinh ?
Bài giải

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Bài 4: a) Mỗi con bò có 4 chân, Chi đếm thấy 7 con bò. Hỏi có bao nhiêu cái chân ?
b) Có 6 con gà, 3 con mèo. Hỏi:
- Có bao nhiêu con cả gà và mèo ?
- Có bao nhiêu cái chân ?
Bài giải

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Bài 5: Tìm 1 số biết rằng lấy số đó trừ cho 12 rồi công với 129, kết quả bằng 200.
Bài giải

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