People's education press fourth grade first volume math book exercise one answer
20 17-6-25 09:20|? Publisher:? admin|？ View:? 30 13|? Comments: 0
Answer to exercise 1 question 1
The tenth eight represents eight tens;
Baili 7 means 700;
1 expressed as 1 100,000 in units of 100,000;
0 is in thousands, which means 0 thousand;
9 is in tens of thousands of miles, which means 90 thousand.
Exercise 1 answer to question 2
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Exercise 1 answer to question 3
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Exercise 1 answer to question 4
42000000 ? 40075700 ? 125000
Exercise 1 answer to question 5
3602000 ? 540370 ? 68920
464 10000 ? 100005 ? 10500030
Exercise 1 answer to question 6
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Exercise 1 answer to question 7
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Exercise 1 answer to question 8
299800 ? 20000
Exercise 1 answer to question 9
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Answer to exercise 1 question 10
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Answer to exercise 1 question 1 1
(The teacher skimmed) 48320000? 28587 ? 7035000 ? 142950 ? 60 123 ? 37000040
Answer to exercise 1 question 12
( 1)4853000
(2)60090500
(3)4678002
Answer to exercise 1 question 13
"I sold more than 20 million popsicles today" and "there are100000 people in our school" are unreasonable.
Answer to exercise 1 question 14
(The answer is not unique) Read two zeros:1020340; Read only a number 0:1023400; Number of all zeros not read: 4301200; Read three zeros: 1020304.