Western Normal University Edition First Grade Mathematics Volume 1
Beijing Normal University Edition Seventh Grade Mathematics Volume 1
People's Education Press First Grade Mathematics Volume 1
People's Education Press Second Grade Mathematics Volume 1
People's Education Press Third Grade Mathematics Volume 1
Beijing Normal University Edition Seventh Grade Mathematics Volume 2
Hebei Education Edition Third Grade Mathematics Volume 1
Beijing Normal University Edition Eighth Grade Mathematics Volume 1
Qingdao Edition Seventh Grade Mathematics Volume 1
Beijing Normal University Edition Fifth Grade Mathematics Volume 1
Hebei Education Edition Seventh Grade Mathematics Volume 2
People's Education High School Mathematics Edition B Compulsory Course 2
Beijing Normal University Edition Fifth Grade Mathematics Volume 2
Hebei Education Edition Fourth Grade Mathematics Volume 2
People's Education Press First Grade Mathematics Volume 2
Qingdao Edition Seventh Grade Mathematics Volume 2
Category | Format | Size |
---|---|---|
Western Normal University Edition Third Grade Mathematics Volume 1 | pptx | 6 MB |
Description
"Year, Month, Day" PPT Courseware 2
learning target
1. Students understand the time units of year, month, and day, and know the knowledge of big months, small months, ordinary years, and leap years.
2. Cultivate students' observation skills, generalization skills and the ability to apply knowledge to solve practical problems.
fill in the blank:
2 hours = ( ) minutes 180 minutes = ( ) hours
1 week = ( ) day 120 seconds = ( ) minute
21 days = ( ) weeks
It takes one year for the earth to orbit the sun
The moon goes around the earth once in January
The earth rotates once every one day
There are 12 months in one year
Big month (31 days): January, March, May, July, August, October, December;
Small month (30 days): April, June, September, November;
February: 28 or 29 days.
Usually there are three ordinary years and one leap year every four years.
Any calendar year that is a multiple of 4 is usually a leap year.
Years in the Gregorian calendar are counted in hundreds and must be a multiple of 400 to be a leap year.
For example: 2000 is a leap year, and 2100 is an ordinary year.
Which of the following Gregorian calendar years are ordinary years and which are leap years?
1996 1992 1998 1980
1800 2002 2008
Do you agree with the following statement?
(1) There are 365 days in every year. ( )
(2) 24 months is two years. ( )
(3) Xiao Ming’s schoolbag was bought on February 29, 2001. ( )
(4) Some people only celebrate their birthday once every four years. ( )
Think about it:
February 23, 1992 was Xiaohong’s fifteenth birthday, and grandpa would not celebrate his fifteenth birthday in a few days.
(1) Grandpa’s birthday is ( ) month ( ) day
(2) Grandpa is ( ) years old this year
(3) Grandpa was ( ) years old when he celebrated his seventeenth birthday
Keywords: year, month and day courseware, Western Normal University version third grade mathematics volume PPT courseware download, third grade mathematics slide courseware download, year, month and day PPT courseware download, .PPT format;
For more information about the "Year, Month, Day" PPT courseware, please click on the "Year, Month, Day" PPT tag.
"Year, Month, Day" PPT courseware (Lesson 2):
"Year, Month, and Day" PPT courseware (Lesson 2) Part One: Exciting Introduction Recall the knowledge about year, month, and day? There are 12 months in one year. The number of days in February is quite special. Some years have 28 days, and some years have 29 days. There are 7 big months, each month has 31 days,...
"Year, Month, Day" PPT courseware (Lesson 1):
"Year, Month, Day" PPT courseware (Lesson 1) Part I: Knowledge explanation Every day in 2011 is printed on it. What special days are marked on the calendar? What other special days have you experienced? What do you know about the year, month, and day? Observation 2..
"Year, Month, Day" PPT (Lesson 2):
"Year, Month, and Day" PPT (Lesson 2) Part One: Learning Objectives 1. Further understand the time unit year, month, and day, and be able to remember the number of days in each month and the number of days in the whole year. 2. Know the characteristics of ordinary years and leap years. Understand the reason why there is a leap year every four years...
File Info
Update Time: 2024-10-20
This template belongs to Mathematics courseware Western Normal University Edition Third Grade Mathematics Volume 1 industry PPT template
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