Tự luyện Violympic Toán Tiếng Anh 5 - NXBGD

INSTRUCTIONS FOR USING GRADE 5 BOOK I. General instruction "Self-study for 5th Grade Math ViOlympic" covers 10 rounds. From round 1 to round 8, each round consists of 2 corresponding contestation www.violympic.vn page. Round 9 and round 10, each round consists of 1 corresponding contestation www.violympic.vn pages. Students should read carefully to determine the questions of each test. Instructions in Section II should be referred for complex contests. For the test format of "Choose the correct answer", "Complete results on ...", "Overcome obstacles", "Golden Frog", "Kid Champion", students could directly write answers on the questions. To take advantage of the books to apply effectively for the website tests, the instructions for test formats of Treasure, Hunting, Matching, Arrangement are as follows: II. Specific instructions for test format 1. Selection of equal pairs MGO BAG NHAU Med alleo olds) to sulsy e....280 to sulsy emsa e ti evarloos -5- Example: Find the equal pairs of equal results in the below table's cells. 417 +168 172 + 465 453 +374 237 +415 2 3 380 + 272 813 392 + 193 555 + 209 5 6 7 637 519 + 308 475 + 354 518+ 318 10 11 12 583 +246 452 + 361 464 + 372 764 13 14 15 16 481 +373 680 + 182 862 528 + 326 17 18 19 20 20 Cells are numbered in the order of: Cell No. 1 Cell No. 2 Cell No. 3 Cell No. 4 Cell No. 5 Cell No. 6 Cell No. 7 Cell No. 8 Cell No. 9 Cell No. 10 Cell No. 11 Cell No. 12 Cell No. 13 Cell No. 14 Cell No. 15 Cell No. 16 Cell No. 17 Cell No. 18 Cell No. 19 Cell No. 20 Step 1: Calculate the value of table cells. Step 2: Compare the calculated values, we can see: Cell No. 1 and Cell No. 7 have the same value of 585,...so: Cell No. 1 and Cell No. 7 is an equal pair. Cell No. 2 and Cell No. 9 is an equal pair. Cell No. 5 and Cell No. 4 is an equal pair. 6-