fill (up) a vacancy
In the 1. table, from the right, the first digit is (), the second digit is (), the () digit is hundreds, the fourth digit is (), and the ten thousand digits are ().
This gymnasium can hold 10,000 people. Write the number ()
There are 580 balloons in the sky. Write the number ().
3、( )? ( )? ( )=48
( )? ( )-( )=35
4, a rope with a length of 48 meters, divided into three times, each section ().
5. The number consisting of six thousand, three hundred and seven ones is ().
6. The smallest four digits are (), the largest three digits are (), and their sum is ().
7. 2209 thousand in this number? 2? Means (), hundreds:? 2? Represents the difference between them ().
8. Fill in the appropriate units (10, 100, 1000).
(1). There are about five students in Class Two (II) in bright primary school.
The price of a TV set is about three yuan.
A dictionary has about two pages.
(4).？ Sars? During this period, the economic loss of tourism in China was about 1 100 million yuan.
9. Facing the sun at night, the front is (), the back is (), the right is () and the left is (). 10, the map is drawn in the directions of (), (), () and ().
1 1. When you face the north, you have () on your left, () on your right, () in front and () behind.
Second, the judgment:
1, the second hand goes on the clock face 100 seconds. ( )
2.6: 15 is 6: 00 15. ( )
3. 10: 05 can be written as 10: 5. ( )
4, summer nap is about 1 minute. ( )
5. Mingming's pulse jumped 10, which took 8 seconds. ( )
6. The second hand is the fastest on a long and thin clock face. ( )
7. It takes 3 minutes for one person to sing a song and 5 minutes for five people to sing the song in chorus, which is 15 minutes. ()
Multiple choice questions (Fill in the letters of the correct answer in brackets)
1. The minute hand turns from one number to the next, and the elapsed time is ().
1 min B.5 min C. 1 hr.
2. The time for the second hand to turn once is (). A. 1 sec B. 1 min C. 1 hr.
3. Xiaohong/kloc-0 writes 5 words per minute and can write () words in 6 minutes. A.6B.5C.30
4. The first class starts at 8: 15 and ends at 8: 50. This class is over ().
A. Half an hour and 35 minutes C.40 minutes
Workers Xiao Li and Xiao Wang each made 24 parts. Xiao Wang spent 6 hours and Xiao Li spent 8 hours. ()
A. Xiao Wang does it fast, and Xiao Li does it fast.
Third, the ability to improve.
1, Lele bought 9 exercise books, Huanhuan bought the same 6 exercise books, but Tintin didn't. Now the average scores of the three people are equal, and Ding Ding paid 1 50 yuan. How much is each exercise book?
3 children A, B and C bought steamed buns. A bought eight, B bought six and C bought 1. Three children share the steamed bread, and C gives 2 yuan money. How much is each steamed bread?
3. Pile A has 68 pieces, and pile B has 40 pieces. Take 2 pieces from pile A to pile B at a time. How many times have you taken out the same number of pieces from two piles?
4. two baskets of apples, a and b, take two apples from the second basket to the first basket at a time and take them five times. There are as many apples in the two baskets. As we all know, there are 20 apples in the first basket. How many apples are there in the second basket?
Xiaoming has two boxes of candy. It turns out that the number of grains in these two boxes of sugar is the same. If you take 9 capsules out of box A and put them in box B, the number of capsules in box B is twice that of box A. How many capsules are there in box B?
6. One column number is 210342103421034. What's the number of No.64 road? What is the sum of these 64 numbers?
Xiao Qiang is 6 years old and his father is 30 years old. His father is five times as old as Xiao Qiang. A few years later, his father was exactly four times the age of Xiao Qiang?
8. Known: ○+□= 15, ○ □ =1. Then ○ = (), □ = ()