1, knowing the counting units "thousand" and "ten thousand"
2, the relationship between the units of calculation within ten thousand.
3, ten thousand digit sequence table
Read and write within 10 thousand
1, can read numbers within ten thousand.
2. Can write numbers within 10,000.
3. Feel the decimal counting method of "All Decimals One"
Compare sizes within 10 thousand
1 will compare the sizes of numbers within 10,000.
2. Symbols will be used to indicate the size of numbers within 10,000.
3. Estimate the quantity within 10,000 according to the actual situation.
Counting (learn about the new counting unit)
Knowledge points:
1, knowing the counting units "thousand" and "ten thousand".
2. Understand the relationship of counting units within ten thousand: 10, one is ten; 10 Ten is one hundred; 10 One hundred is one thousand; 10 One thousand is ten thousand.
3. Master the numerical order of numbers within 10,000. Starting from the first place on the right, the order is one, ten, one hundred, one thousand, ten thousand.
4, combined with the specific situation, have specific feelings about "one thousand" and "ten thousand".
5. Feel the decimal counting method of "all decimals are one" initially.
Dial (read and write within 10,000)
Knowledge points:
1, number: one by one; Ten ten place numbers; A hundred places and so on.
2. Can read numbers within 10000: read the numbers on each digit in turn from the high order, and don't read any zeros at the end. Only read one zero if there are one or two zeros in the middle.
3. Can write numbers within 10000: Write the numbers on each digit in turn from the high place. If there is no previous unit, write zero on that number.
4. Feel the decimal counting method of "all decimals are one" initially.
Compare (compare sizes within 10,000)
Knowledge points:
1 will compare the sizes of numbers within 10,000. Methods: First, compare the digits. If the numbers are the same, compare with the highest number first, and then compare with the next number. ...
2. Symbols can be used to indicate the size of a number within 10,000.
3. We can estimate the number of people within 10,000 according to the actual situation.