| Category | Format | Size |
|---|---|---|
| Western Normal University Edition Fourth Grade Mathematics Volume 1 | pptx | 6 MB |
"Written Division" PPT courseware for dividing three-digit numbers by two-digit numbers
Description
"Written Division" PPT courseware for dividing three-digit numbers by two-digit numbers
learning target
In this lesson, we are mainly going to learn how to divide three-digit numbers by two-digit numbers. Students should understand that when rounding the divisor into an integer, it is easy for the initial quotient to be too large when trying to calculate the quotient. After going through the process of exploring methods of adjusting quotients, learn to The method of adjusting the quotient when the initial quotient is too large can be used to calculate the quotient correctly.
1. What is the maximum number that can be filled in the brackets below?
20×( )＜83 30×( )＜158
40×( )＜250 20×( )＜98
The divisor is a two-digit division. How can we test the quotient?
258 ÷ 43 =6
discuss:
(1) Why was Chushang 9 too large during the commercial trial?
(2) How to solve inappropriate questions for beginners?
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For more information about the PPT courseware "Dividing three-digit numbers by two-digit numbers using pen arithmetic", please click the "Dividing three-digit numbers by two-digit numbers PPT pen arithmetic division PPT" tag.
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Update Time: 2024-07-03
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