Type an Arabic numeral in the old yellow calendar.

An Arabic numeral in the old yellow calendar is: three.

Arabic numerals are now commonly used internationally. It was first invented by ancient Indians, then spread to Europe by Arabs, and then modernized by Europeans. Because of the spread of Arabs, it has become a key node in the international use of this number, so people call it "Arabic numerals".

Arabic numerals consist of 10 counting symbols, including 0. 1.2, 3.4, 5.6, 7.8 and 9. Take the position value method, the high position is on the left, the low position is on the right, and the writing is from left to right. With the help of some simple mathematical symbols (decimal point, minus sign, percent sign, etc. ), this system can clearly represent all rational numbers. In order to express extremely large or extremely small numbers, people have created scientific notation on the basis of Arabic numerals.

Name of Month: Qiu Meng

Phenology: Hongyan comes.

Moon phase: gradually losing the convex moon

Rilu: Yin's life is mutual, and A's life is progressive.

Julian Day: 2459 100.5

Peng Zu's 100 taboo: A does not open positions, and Yin does not sacrifice.

Xiang Chong: Tiger Richong (Wu Shen) Monkey

Old evil spirit: old evil spirit north

Star: Beiqiang Huozhu Ji