mathsman
OOOSH with Nikolaevka
Volsky district of Saratov region”
Goals: To develop interest in mathematics; to form the skill of fast counting, the ability to solve problems.
Class progress
I. Organizational moment.
II. Setting goals for the class.
The topic of our class is “Mathematics – gymnastics of the mind”.
What is gymnastics?
GymnasticsIt is a system of exercises for the physical development of a person; a gymnast-man is dexterous, slender, strong, plastic, beautiful.
Mathematics also gives a lot for the mental development of a person - makes you think, think, look for simple and beautiful solutions, helps develop logical thinking, the ability to reason correctly and consistently, trains memory, attention, forms many educational skills and skills, tempers character.
III. Conducting a class.
- Warm-up.
Let’s check your attention, reaction, knowledge of “truths”. You get the right answer.3 points.
ah Read it. (figure 11)
b. "Who's superfluous?" Why is the word superfluous, what common word can be combined with the remaining words? (Fig. 2)
c. Delete the excess (Figure 3)
d. What's the extra mask? (Figure 4).
2. Decrypt the recording.
3. Change.
Put 12 matches so that you can:
(1) 2 squares; (2) 3 squares; (3) 5 squares; (4) 6 squares.
4. Victorian.
1. By what number do you need to divide two to get 4? (0.5)
2. When is the divisible and the particular equal to each other? (when divisor 1)
5. Fun questions.
1. There are two fathers and two sons in the same family. How many people is that? (3: grandfather, father, son).
2. Three chickens lay three eggs in 3 days. How many eggs will 6 chickens lay in 6 days? What about 4 chickens in 9 days? (12; 12)
3. One egg is boiled for 4 minutes. How many minutes do you need to cook 5 eggs? (4 minutes)
6. Shifts.
The letters from which the word from the mathematical vocabulary is composed are confused; restore the word: for example: tyap - five; fazir - a number.
Restore the word:
shoot(three)
sloop(plus)
grook(circle)
solicit(number)
Moses(sum)
7. Oral control.
In three minutes, give the answer to each example.
1) 68 +8 ∙ 4; (100) 2) 75-25 : 5; (70) 3) 4 ∙16 - 128 : 2.
IV Summing up the results of the lesson.
That's the end of our class. You have a desire to know more, to be able, you have tested your strength and believed in them. There are no winners in our game. This is our win together.
Literature
1. I.L. Soloveychik “I am going to a mathematics lesson” 5th grade: a book for a teacher. M.: Publishing house "Olympus"; Publishing house "First September". 1999.- 352c.
2. F.F. Nagibin., E.S. Kanin “Mathematical Box”: Student allowance 4-8 sq. sq. - 5th ed.- M.: Enlightenment, 1988 - 160 p.: Il.
3. Zubareva I.I., Mordkovich A.G. “Mathematics” 5th grade – M.: Mnemozina, 2012
4. Journal "Mathematics in School" No4 - 2006 pp. 42-45
Summary of extracurricular activities with illustrations, volume of 13 KB
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