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
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
Beijing Normal University Edition Fifth Grade Mathematics Volume 1
Hebei Education Edition Third 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
Beijing Normal University Edition Fifth Grade Mathematics Volume 2
Hebei Education Edition Fourth Grade Mathematics Volume 2
Category | Format | Size |
---|---|---|
Qingdao Edition Third Grade Mathematics Volume 1 | pptx | 6 MB |
Description
"The Rich Sea" PPT courseware 4
How many kilograms of hairtail can be processed in 7 hours?
How many boxes can be processed in 9 workshops?
Processing 59kg of hairtail per hour
Each workshop processes 118 boxes of hairtail
Is it enough to assemble 69 cars with 280 wheels?
Share your thoughts with your classmates in the group.
69×4=276, 280>276,
70×4=280 70>69
Answer: 280 wheels are enough to assemble 69 cars.
Expansion exercises: Use your brain and fill in the blanks
1. To make the product of “332
2. When multiplying a three-digit number by a one-digit number, the product may be ( ) digits or ( ) digits.
What should you pay attention to when using vertical calculations?
If the same digits are aligned and multiplied starting from the ones digit, whichever digit is multiplied best will add up to tens, then advance by the number to the previous digit.
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"The Rich Sea" PPT courseware 3:
"The Rich Sea" PPT Courseware 3 Regarding ships: there are 4 rows, each row has 20 items. Regarding fish: 200 kilograms of common fish sell for 4 yuan per kilogram. 312 kilograms of hairtail, 3 yuan per kilogram. Regarding shrimps: 2 baskets, 13 kilograms each. Regarding crab: 29 yuan per kilogram. fishermen..
"The Rich Sea" PPT courseware 2:
"The Rich Sea" PPT courseware 2 1. Purchase 2 baskets of crabs for 400 yuan each. How much is it? 400X2=800 (yuan) Answer: 800 yuan is needed. Think: (1) Two 400s add up to 800. (2) 4 hundreds times 2 equals 8 hundreds, which is 800. (3) 4X2=8 400X2=800..
"The Rich Sea" PPT courseware:
"The Rich Sea" PPT courseware Q&A 90x7 200x6 60x7 5x80 4x700 8x60 100x6 50x4 9x20 3x300 3x80 5x70 Can you calculate how many kelp seedlings the fishermen caught in total? 293=87 (root) 2 9 3 8 7 Answer: The fishermen caught a total of 87..
File Info
Update Time: 2024-11-22
This template belongs to Mathematics courseware Qingdao Edition Third Grade Mathematics Volume 1 industry PPT template
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