"Adding and subtracting whole tens and whole hundreds" PPT courseware

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"Adding and subtracting whole tens and whole hundreds" PPT courseware

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"Adding and subtracting whole tens and whole hundreds" PPT courseware

8 tens plus 5 tens equals 13 tens, which is 130.

There are 8 bags plus 5 bags, a total of 13 bags, each bag contains 10, so 13 tens is 130.

Start at 80 and continue counting: 90, 100, 110, 120, 130.

Divide 1 20 out of 50, 80+20=100, 100+30=130.

【teaching objectives】

1. Combine with specific situations to let students feel the close connection between three-digit addition and subtraction and life.

2. Experience the diversified calculation methods of addition and subtraction of whole tens and whole hundreds, and be able to correctly calculate the addition and subtraction of whole tens and whole hundreds orally.

3. Cultivate the spirit of independent thinking, active exploration and the awareness of active cooperation with classmates.

Keywords: PPT courseware on addition and subtraction of whole tens and whole hundreds, download of Western Normal University version second grade mathematics PPT courseware, second grade mathematics slide courseware download, download of PPT courseware of addition and subtraction of whole tens and whole hundreds, .PPT format

For more information about the PPT courseware "Adding and Subtracting Tens and Whole Hundreds", please click the Adding and Subtracting Tens and Whole Hundreds ppt tag.

"Adding and subtracting whole tens and whole hundreds" PPT courseware 3:

"Addition and Subtraction of Whole Tens and Whole Hundreds" PPT Courseware 3 How much does it cost to buy an upper berth and a lower berth in the third class cabin? Use three digits plus three digits. How else can it be calculated? Starting from 80, count one by one, 90, 100, 110, 120, 130. ... ...

"Adding and subtracting whole tens and whole hundreds" PPT courseware 2:

"Addition and Subtraction of Whole Tens and Whole Hundreds" PPT Courseware 2 Calculate the following questions orally. 70+20= 80-50= 35+15= 70+80= 800-200= 870-70= 300+400= 1000-600= 720-200= ... ... ... can be counted as 500+400 , if 500+400 is also 900, it means...

File Info

Update Time: 2024-09-26

This template belongs to Mathematics courseware Western Normal University Edition Second Grade Mathematics Volume 2 industry PPT template

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"Adding and subtracting whole tens and whole hundreds" PPT courseware
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