| Category | Format | Size |
|---|---|---|
| Western Normal University Edition Third Grade Mathematics Volume 1 | pptx | 6 MB |
"Understanding of grams and kilograms" PPT courseware 3 on understanding of grams, kilograms and tons
Description
"Understanding of grams and kilograms" PPT courseware 3 on understanding of grams, kilograms and tons
learning target
1. Through the study of this lesson, students must know the conversion between kilograms and grams.
2. Be able to correctly use kilograms and grams to express the mass of objects, and be able to compare the sizes of some masses.
Get to know Gram
1. How much does a two-cent coin weigh using a scale?
2. Weigh it: How much does a two-cent coin weigh?
3. Estimate: Grab 1 gram of salt from the salt bag.
The weight of lighter items is usually measured in grams and expressed in g.
Practical application, consolidation and expansion
1. Oral answer: Fill in the appropriate unit in ( ).
A pear weighs 150 ( ) and a watermelon weighs 6 ( )
An egg weighs 50 ( ) and a rooster weighs 2 ( )
A pen weighs 180 ( )
2. Fill in ○ with ">", "<" or "=".
2kg○2000g 5kg○4900g
800g○1kg 2500g○3kg
Summary, reflection, memory exchange
Classmates, what did we learn together in this class today? What did you gain from studying?
Homework assignments extracurricular extension
1. Exercise 1: Complete questions 1 and 2 in the textbook
2. Extracurricular homework
(1) Weighing
(2) Small survey: 7 pages of practical activities in the textbook
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For more information about the PPT courseware "Understanding of Grams, Kilograms and Tons, Understanding of Grams and Kilograms", please click the Understanding of Grams, Kilograms and Tons ppt. Understanding Grams and Kilograms ppt tag.
"Understanding of grams and kilograms" PPT courseware 2 on understanding of grams, kilograms and tons:
"Understanding of grams and kilograms" PPT courseware of understanding of grams, kilograms and tons 2 We usually talk about how heavy an object is, but it actually refers to the mass of the object. Jin and kilogram were the previous units of mass in our country. Nowadays, in order to facilitate transactions with foreign countries, all countries in the world use...
"Understanding of grams and kilograms" PPT courseware on understanding of grams, kilograms and tons:
"Understanding of grams and kilograms" PPT courseware on understanding of grams, kilograms and tons. Mass units: grams and kilograms. Indicates the weight of items. Grams and kilograms can be used as units. How much does 1 gram weigh? How much does 1 kilogram weigh? A 2-cent coin weighs approximately 1 gram. Items weighing approximately one gram include:..
File Info
Update Time: 2024-07-30
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