"Adding two-digit numbers to two-digit numbers orally" PPT courseware for addition and subtraction of two- and three-digit numbers

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"Adding two-digit numbers to two-digit numbers orally" PPT courseware for addition and subtraction of two- and three-digit numbers

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"Adding two-digit numbers to two-digit numbers orally" PPT courseware for addition and subtraction of two- and three-digit numbers

Explore algorithms

How do you calculate it?

(1) First talk about your method with your deskmate.

(2) Then show and communicate your algorithm with everyone.

Calculate first: 40+20=60,

Calculate again: 5+3=8,

Final calculation: 60+8=68.

How many are hidden behind the apple?

23+36=

28+36=

26+42=

26+46=

Keywords: Two- and three-digit addition and subtraction courseware PPT, two-digit plus two-digit oral arithmetic courseware PPT, Jiangsu Education Edition second-grade mathematics PPT courseware download, second-grade mathematics slide courseware download, two- and three-digit numbers Addition and subtraction PPT courseware download, two-digit addition two-digit oral arithmetic PPT courseware download, .PPT format

For more information about the PPT courseware "Addition and Subtraction of Two- and Three-Digit Numbers, Oral Calculation of Two-Digits and Two-Digits", please click the Addition and Subtraction of Two- and Three-Digit Numbers ppt Two-digit Addition of Two-Digits and Oral Calculation of Two-Digits ppt tag.

"Adding two-digit numbers to two-digit numbers orally" Addition and subtraction of two- and three-digit numbers PPT courseware 2:

"Adding two-digit numbers to two-digit numbers" PPT courseware for addition and subtraction of two- and three-digit numbers 2 (1) Do it 53+36= 37+54= 32+46= 15+65= ... ... ... (2) Judgment: Yes The wrong one is 45+28=73( ) 24+23=57..

File Info

Update Time: 2024-10-03

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

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"Adding two-digit numbers to two-digit numbers orally" PPT courseware for addition and subtraction of two- and three-digit numbers
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