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Beijing Normal University Edition Seventh Grade Mathematics Volume 2
People's Education Press Third Grade Mathematics Volume 1
Beijing Normal University Edition Eighth Grade Mathematics Volume 1
Qingdao Edition Seventh Grade Mathematics Volume 1
Hebei Education Edition Third Grade Mathematics Volume 1
Beijing Normal University Edition Fifth Grade Mathematics Volume 1
Hebei Education Edition Seventh Grade Mathematics Volume 2
People's Education Press First Grade Mathematics Volume 2
People's Education High School Mathematics Edition B Compulsory Course 2
Qingdao Edition Seventh Grade Mathematics Volume 2
Hebei Education Edition Fourth Grade Mathematics Volume 2
Beijing Normal University Edition Fifth Grade Mathematics Volume 2
Category | Format | Size |
---|---|---|
Qingdao Edition Third Grade Mathematics Volume 1 | pptx | 6 MB |
Description
"Happy Classroom" PPT courseware 2
30 is ( ) a ten
80 is ( ) a ten
100 is ( ) ten
12 tens are ( )
50 tens are ( )
80 tens are ( )
What questions can you ask?
Question 1. How many people are dancing in class three (1)?
20×2=
Method 1: 20×2=20+20=40
Method 2: 2×2=4, 20×2=40
Based on this calculation, how much is 8 20s?
How do you calculate it? Communicate with classmates in the group.
Multiply 2 tens by 8 to get 16 tens. 16 tens is 160, 20×8=160.
Calculate each of the following questions orally.
2×60=120
90×4=360
40×7=280
6×60=360
30×5=150
2×50=100
Operation:
Page 71, think about it and do question 3
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For more information about the "Happy Break" PPT courseware, please click on the "Happy Break" ppt tag.
"Happy Classroom" PPT courseware 4:
"Happy Recess" PPT Courseware 4 Question 1: How many people are dancing in Class 3 (1)? Question 2: How many people are dancing in class three (2)? The dancing students in Class 3 (1) are divided into 2 groups, each group has 20 people. How many people are dancing in Class 3 (1)? 202..
"Happy Classroom" PPT courseware 3:
"Happy Classroom" PPT courseware 3 1. How many people are performing the fan dance? 2. How many people are there in total performing rhythmic gymnastics? 292= Multiply 9 and 2 in the units digit to get 18. If the units digit reaches ten, add one to the previous digit. Summary: Multiply from the ones digit, and the product multiplied by the ones digit reaches tens, then...
"Happy Classroom" PPT courseware:
"Happy Break" PPT courseware Think about it? ? ? The information we can extract is: (1) The dancing students in class three (1) are divided into two groups, with 20 people in each group. (2) The dancing students in class three (2) are divided into three groups, with 12 people in each group. Collaborative Exploration Three (1) dancing in total..
File Info
Update Time: 2024-11-15
This template belongs to Mathematics courseware Qingdao Edition Third Grade Mathematics Volume 1 industry PPT template
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