Số các số tự nhiên chắn có 5 chữ số là:

         (99 998-10 000):2+1=45 000 (số)

                Đáp số: 45 000 số

Ai thấy mik làm đúng thì ủng hộ mik nha

20-15=5

Chess, formerly known as the International Flag, is a table game and is an intellectual sport for two players. Today, chess is one of the most popular games in the world with millions of people at home, in clubs, online, distance and in tournaments. This game takes place on a square board, called a chessboard, consists of 8 rows (numbered from 1 to 8) and 8 columns (type letters a through h), creating 64 square squares with colors Each player will have a pale colored umbrella in the last row on their right when they sit on the chessboard. Each person will start the game with 16 chess pieces and will turn their troops after the enemy has completed a country (completed country). The chess pieces on each side include 8 Good Good Black Black White, 2 Black Code White Code, 2 Statue Black Statue White, 2 Black Car White White, 1 White Latex White White and 1 King Black King White. The white man was always the first; the other holds black. Troops and Vehicles are called Heavy Troops, and Statues and Mares are called Light Armies.

The tradition of chess has emerged since the 16th century. Today, chess is recognized as an official sport by the International Olympic Committee. The first World Chess Champion, Wilhelm Steinitz won the title in 1886. Magnus Carlsen is currently the current chess king.

Theorists have created a lot of tactics and strategies since the beginning of chess. Many artistic aspects are also found in the chess.

One of the primary goals of computer scientists is to make computers known to chess. Today's chess is clearly influenced by chess programs as well as the ability to play chess online. In 1997, Deep Blue became the first program to defeat a world prefect when it defeated Garry Kasparov.

Chess is not a game of chance; It is based purely on strategy and strategy. Yet, the game is so complex that even the best players can not count all the options: even though there are only 64 and 32 chess pieces on the chessboard, the amount of water left can be calculated. It exceeds the number of atoms in the universe (see Shannon number).

Chess is one of the most popular intellectual games in the world; It is said not only as a game but also as an art, science and sport. Chess is sometimes seen as an abstract war game; as well as "intellectual battles," and playing chess is seen as a way to train thinking and bravery. Chess is played to entertain as well as to compete in chess clubs, tournaments, play online and play in the mail way. Lots of variations and similar chess games are played around the world. Among them, the most popular are the chess players (in China, Vietnam etc.), Shogi (in Japan) and Janggi (in Korea).

có 56 chiếc kẹo nhé

Chess, formerly known as the International Flag, is a table game and is an intellectual sport for two players. Today, chess is one of the most popular games in the world with millions of people at home, in clubs, online, distance and in tournaments. This game takes place on a square board, called a chessboard, consists of 8 rows (numbered from 1 to 8) and 8 columns (type letters a through h), creating 64 square squares with colors Each player will have a pale colored umbrella in the last row on their right when they sit on the chessboard. Each person will start the game with 16 chess pieces and will turn their troops after the enemy has completed a country (completed country). The chess pieces on each side include 8 Good Good Black Black White, 2 Black Code White Code, 2 Statue Black Statue White, 2 Black Car White White, 1 White Latex White White and 1 King Black King White. The white man was always the first; the other holds black. Troops and Vehicles are called Heavy Troops, and Statues and Mares are called Light Armies.

The tradition of chess has emerged since the 16th century. Today, chess is recognized as an official sport by the International Olympic Committee. The first World Chess Champion, Wilhelm Steinitz won the title in 1886. Magnus Carlsen is currently the current chess king.

Theorists have created a lot of tactics and strategies since the beginning of chess. Many artistic aspects are also found in the chess.

One of the primary goals of computer scientists is to make computers known to chess. Today's chess is clearly influenced by chess programs as well as the ability to play chess online. In 1997, Deep Blue became the first program to defeat a world prefect when it defeated Garry Kasparov.

Chess is not a game of chance; It is based purely on strategy and strategy. Yet, the game is so complex that even the best players can not count all the options: even though there are only 64 and 32 chess pieces on the chessboard, the amount of water left can be calculated. It exceeds the number of atoms in the universe (see Shannon number).

Chess is one of the most popular intellectual games in the world; It is said not only as a game but also as an art, science and sport. Chess is sometimes seen as an abstract war game; as well as "intellectual battles," and playing chess is seen as a way to train thinking and bravery. Chess is played to entertain as well as to compete in chess clubs, tournaments, play online and play in the mail way. Lots of variations and similar chess games are played around the world. Among them, the most popular are the chess players (in China, Vietnam etc.), Shogi (in Japan) and Janggi (in Korea).

a ) 2,5x2,5x2,5=15,625dm3

b )343cm3

c )46656m3

số vịt còn lai là

15x2/3=10

bác có số con vịt là

15+10=25 con

120:30X100+1000-100=1300

Vận tốc xuôi dòng: |-----|------| (a km/h + b km/h)

Vận tốc ngược dòng: |-----

\(\frac{1}{10}+\frac{2}{10}+\frac{3}{10}+..............+\frac{9}{10}\)

=\(\frac{1+2+3+.............+9}{10}\)

=\(\frac{45}{10}=\frac{9}{2}=4,5\)