VONG 6 LOP 3 TA 20162017

<span class='text_page_counter'>(1)</span>VÒNG 6 LỚP 3 (2016-2017) Bài thi số 1: Sắp xếp. Sắp xếp theo bảng bên dưới (từ trái qua phải, từ trên xuống dưới): 1mm. 2mm + 1mm. 10mm x 2. 23mm + 12mm. 2cm x 3. 17mm x 4. 35mm x 2. 25mm x 3. 3cm + 5cm. 3cm x 3. 10cm. 7cm x 5 + 3dm. 1dm x 7. 20cm x 4. 258cm : 3. 27dm : 3. 15cm x 3 + 11cm x 5. 34cm x 3. 18dm + 3dm. 10dm x 2 + 10cm x 3. 12dm x 2. 15dm + 5dm x 5. 45dm + 55dm. 2dam. Bài thi số 2: Cóc vàng tài ba Amber buys a hamberger and big coke for dinner. Each hamberger costs $2 and each big coke costs $1. How much does her meal cost? Answer: 3 Chi phí bữa ăn của Amber là: 2 + 1 = 3 ($). Anna wants to buy 7 socks for the winter. If each socks costs $2 then how much money does Anna need to get all 7 socks? Answer: 24 Số tiền Anna cần chuẩn bị là: 2 x 7 = 14 ($). Find the sum of the greatest and smallest 3 - digit number that you can make by using all of these numbers? 2 3 1. Answer: 444. Tổng của số lớn nhất và số nhỏ nhất tạo bởi 3 chữ số 2, 3, 1 là: 321 + 123 = 444. How many angles are there in the figure? Answer: 3. How many right angles are there in the figure? Answer: 1.

<span class='text_page_counter'>(2)</span> How many right angles are there in the figure? Answer: 1. How many right angles are there in the figure? Answer: 4. Josh needs 37 juice bottles for his birthday party but he has only 13 juice bottles in the fridge. How many more juice bottles does Josh need to buy? Answer: 24 Số chai nước trái cây Josh cần phải mua thêm là: 37 - 13 = 24 (chai). Mark has 73 marbles. He gives Tom 13 marbles and Min 20 marbles. How many marbles does Mark have left? Answer: 40 Số viên bi Mark còn lại là: 73 - 13 - 20 = 40 (viên). Missa has 7 flower. Then she buys more new flowers and now she has 34 flowers. How many new flowers does she buy? Answer: 27 Số bông hoa Missa mới mua thêm là: 34 - 7 = 27 (bông). The clock shows: Answer: half past three. Thời gian hiện trên đồng hồ là: 3 giờ rưỡi. There are 37, 24, 45 passengers in the 1 st, 2nd and 3rd compartment respertively in a train. Then the total number of passengers in the train is … Answer: 106 Tổng số hành khách trên tàu là: 37 + 24 + 45 = 106 (hành khách). There are seven more boys than girls in a class. How many students are there in the class in all if there are 17 girls in the class? Answer: 41 Tổng số học sinh của lớp là: 17 x 2 + 7 = 41 (học sinh). Bài thi số 3: Đi tìm kho báu Calculate: 5dam8m + 6dam4m = …m. Answer: 122 Calculate: 7cm8mm + 3cm = …mm. Answer: 108 Calculate: 9dm3cm + 4dm7cm = …cm. Answer: 140 Calculate: 37hm + 17hm = …hm. Answer: 54 Calculate: 84 : 7 + 45 = … Answer: 57. Calculate: 89km - 34km = …km. Answer: 55. Convert: 2km4hm = …dam. Answer: 240. Convert: 7hm = …m. Answer: 700. Convert: 7m34cm = …cm. Answer: 734 Fill (>; <; =) in the blank. 3cm7mm + 33mm … 5cm9mm. Answer: > Fill (>; <; =) in the blank. 5dam9m + 3dam … 1hm. Answer: < Fill (>; <; =) in the blank. 7dam4m + 2dam3m … 8dam + 13m. Answer: > Find x, x x 6 = 90. Answer: 15. Find x, x + 2314 = 6473. Answer: 4159.

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