mathsman
MBEU Gymnasium No88, Krasnodar
Objectives:
1. Educational: to help identify the knowledge and skills of students in non-standard situations and maintain the atmosphere of competition, solve equations, repeat the rules for finding an unknown component.
2. Developmental: To form a cognitive interest in the subject of mathematics through the game form.
3. Educational: to be able to manage their behavior, to give everyone the opportunity to speak, to help those students whose tasks caused difficulty.
Form: lesson-game
Equipment: table with encoded phrase, table for decoding phrase, cards with equations.
Class progress
1. Organizational moment: On the board are attached by magnets two tables.
Table 1 with the coded phrase contains the card numbers.
Table 2 contains data for decoding the phrase.
Table 1
|
22. |
10. |
12. |
4 |
17. |
19. |
6 |
15. |
16 |
3 |
12. |
14. |
1 |
7 |
17. |
10. |
1 |
| 2 | 6 | 15. | 13 | 14. | 6 | 5 | 6 | 9 | 20. | 11. | 12. | 22. |
|
8 |
21. |
6 |
18. |
14. |
6 |
10. |
12. |
3 |
21. |
Table 2
| А |
Б |
В |
Г |
Д |
Е |
З |
И |
Л |
М |
Н |
О |
П |
Р |
С |
Т |
У |
Ф |
Щ |
Ь |
. |
" |
|
10. |
14. |
5 |
55. |
20. |
40. |
4 |
15. |
17. |
24. |
19. |
3 |
9 |
7 |
2 |
13 |
48. |
49. |
98 |
22. |
8 |
1 |
Encoded the phrase "The power of reason is infinite"
And. Efremov.
| Card number 1 (X+15)-8=17 Answer: 10 |
Card No. 2 (24+X)-28=10 Answer: 14 |
| Card No. 3 (45-Y) +18=58 Answer: 5 |
Card No. 4 (U-35) +12=32 Answer: 55 |
| Card No. 5 56-(X+12)=24 Answer: 20 |
Card No. 6 55-(X-15)=30 Answer: 40 |
| Card No. 7 25X+49=149 Answer: 4 |
Card number 8 13+10X=163 Answer: 15 |
| Card No. 9 181-8X=45 Answer: 17 |
Card No. 10 9U-54=162 Answer: 24 |
| Card No. 11 (X-12)x8=56 Answer: 19 |
Card No. 12 24x(X+9)=288 Response: 3 |
| Card No. 13 124: (U-5)=31 Answer: 9 |
Card No. 14 (Y+25):8=4 Answer:7 |
| Card No. 15 38X+15=91 Answer: 2 |
Card No. 16 4X+8=40 Answer: 13 |
| Card No. 17 X+37=85 Answer: 48 |
Card No. 18 85-X=36 Answer: 48 |
| Card No. 19 U-94=4 Answer: 98 |
Card No. 20 (Y+64)-38=48 Answer: 22 |
| Card No. 21 88: X+9=20 Answer: 8 |
Card No. 22 4 X+3=7 Answer: 1 |
2. Each student receives an equation card.
3. The teacher explains the game.
- Students solve the equation.
- After receiving the answer, the table determines the letter that corresponds to the root of the equation.
- Call your card number and letter.
- The teacher writes down a letter on top of the card number.
- The game continues until the entire sentence is decoded.
4. The teacher sums up.
