Question

Как решить магический квадрат?для 2 класса. 5 8 3 6 7

Answer 1

Да , на верху всё верно

Answer 2

How to Solve a Magic Square for 2nd Grade: 5 8 3 6 7

To solve a magic square, you need to arrange a set of numbers in a square grid so that the sum of the numbers in each row, column, and diagonal is the same. In this case, we have the following set of numbers: 5, 8, 3, 6, and 7.

To solve this magic square, we can follow these steps:

1. Start by arranging the numbers in a 3x3 grid: ``` 5 8 3 6 7 _ _ _ _ ```

2. To find the missing numbers, we need to calculate the sum of each row, column, and diagonal. In this case, the sum should be 5 + 8 + 3 = 16.

3. Calculate the sum of the first row: 5 + 8 + 3 = 16. Since the sum is already 16, we don't need to make any changes to the first row.

4. Calculate the sum of the second row: 6 + 7 + _ = 16. To find the missing number, we subtract the sum of the known numbers from the desired sum: 16 - (6 + 7) = 3. Therefore, the missing number in the second row is 3.

5. Calculate the sum of the third row: _ + _ + _ = 16. Since we have already used the numbers 5, 8, 3, 6, and 7, the missing numbers in the third row are 1 and 4.

6. Calculate the sum of the first column: 5 + 6 + _ = 16. To find the missing number, we subtract the sum of the known numbers from the desired sum: 16 - (5 + 6) = 5. Therefore, the missing number in the first column is 5.

7. Calculate the sum of the second column: 8 + 7 + _ = 16. To find the missing number, we subtract the sum of the known numbers from the desired sum: 16 - (8 + 7) = 1. Therefore, the missing number in the second column is 1.

8. Calculate the sum of the third column: 3 + _ + _ = 16. Since we have already used the numbers 5, 8, 3, 6, and 7, the missing numbers in the third column are 2 and 4.

9. Calculate the sum of the main diagonal: 5 + 7 + _ = 16. To find the missing number, we subtract the sum of the known numbers from the desired sum: 16 - (5 + 7) = 4. Therefore, the missing number in the main diagonal is 4.

10. Calculate the sum of the secondary diagonal: 3 + 7 + _ = 16. To find the missing number, we subtract the sum of the known numbers from the desired sum: 16 - (3 + 7) = 6. Therefore, the missing number in the secondary diagonal is 6.

After following these steps, we can fill in the missing numbers in the magic square: ``` 5 8 3 6 7 1 2 4 6 ```

Now, the sum of each row, column, and diagonal is 16, making it a valid magic square.

Note: The steps provided above are a general approach to solving a magic square. The specific steps may vary depending on the size and constraints of the magic square.