How many birds always fly first class?
first kind
Teaching objectives:
1. Let the students write the addition formula and work out the numbers according to the pictures.
2. Master the calculation method of adding 6 and 7.
3. Make students improve their computing ability.
Pages 45-46 and "doing", questions 4-8 of exercise 7.
Teaching preparation: courseware
First, review.
(1) Last class, we learned the addition of 8 and 10. Who can tell us the calculation method?
(2) Drive the train and tell the results quickly.
Second, new funding.
(A), show the theme map
1, student observation, formula, calculation,
2. Tell me the calculation method.
(Divide by a number to make the sum of one number and another addend 10, and then add it to another number. )
7 + 6 = 13 7 + 6 = 13
3 3 3 4
3. Do it and say it.
Collection 10 method
4. Circle the union number.
Circle 10 first, then add the rest.
5. practice.
Then count down.
Third, consolidate the practice.
1, page 84, question 1
Look at the picture first, observe and present.
Calculate the result by method.
2. Question 2,
Students do it themselves and report the results.
The whole class communicates.
See who can calculate quickly and accurately.
Page 84, question 3
4. Summary
What have you learned?
Blackboard design:
7 + 6 = 13 7 + 6 = 13
3 3 3 4
Reflection after class: