"The Olympics are in my heart" PPT courseware 3

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"The Olympics are in my heart" PPT courseware 3

Grandstands: Area A has 380 seats; Area B has 350 seats; Area C has 286 seats; Area D has 282 seats.

There are a total of 1,806 students in the school. There are 376 students in the first grade, and there are 62 fewer students in the second grade than in the first grade. A total of 9 teams participated in the sports meeting, each with 23 people.

Track: Keep practicing running 1 kilometer every day.

In the field: rectangle, semicircle, square.

High jump venue: The school's high jump record is 110 centimeters, and athlete No. 4103's high jump score exceeded the school record by 2 centimeters.

Throwing surface: 15 meters

Collaborate to explore and solve problems.

1. Understanding of numbers within ten thousand

2. Addition problem

3. Subtraction calculation problem

4． Problems with mixed calculations of addition and subtraction

Do it

Continuously:

5606 four thousand and eight hundred

9999 five thousand six hundred six one

4800 smallest five digit number

10000 is a number with 2 in the thousands place and 7 in the tens place.

2070 Largest four-digit number

When writing a number, if there is no digit in the middle or at the end, just write "0" in that digit.

When writing numbers within ten thousand, please note that there is only one "zero" in the reading, which does not mean that there is only one "0" in the middle of the number.

Get in line. Connect them with >.

1. 1080 990 1290 2100 1000

2100＞1290＞1080＞1000＞990

2. 5236 6352 6423 6324 4623

6423>6352>6324>5236>4623

When comparing numbers, look at the digits first. The number with more digits is larger. If the digits are the same, the comparison starts from the highest digit until the size is found.

Calculate the following questions orally

320+150 290-130

420+370 870-140

510+260 760-340

450-320 270-150

Solve the problem:

385 TV sets were shipped to the store and 294 were sold. How many TV sets are there now?

In conclusion:

What knowledge did we review in this class and talk about your gains.

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"Olympics are in my heart" PPT courseware 2:

"Olympic Games in My Heart" PPT Courseware 2 Grandstand Area A 380 seats How many seats are there in Area A and Area B? Area B: 350 seats. How many seats are there in Area A and Area C? Area C, 286 seats. How many seats are there in Area A and Area D? Block D, Block 282, how many total are there in Blocks B and C...

"Olympic Games in My Heart" PPT courseware:

"The Olympics are in My Heart" PPT courseware Situation Introduction----Bird's Nest Students, look carefully, what did you find? Can you figure out the math problem based on the information? Understanding of numbers within ten thousand and their addition and subtraction 1500 is composed of ( ) thousands, ( ) hundreds, ( ) tens,...

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Update Time: 2024-10-20

This template belongs to Mathematics courseware Qingdao Edition Second Grade Mathematics Volume 2 industry PPT template

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