Mathematics homework, the number read as means the reading of this number in Chinese characters, writing is the meaning of the reading of the number expressed in figures.
Methods of reading as:
I. Laws of reading
According to the principle of four-digit grading, the laws of reading in our country are:
1. Numbers up to four digits are read from the higher digit according to the order of digits.
2, more than four digits, first from the right to the left of the four-digit grading, and then from the highest level, in order to read the billions of levels, ten thousand levels, individual levels. Read the numbers in each level and their level names. The number in the billion level, in accordance with the number of the level of the reading method to read, and then add a "billion" in the back of the word; the number in the ten thousand level, in accordance with the number of the level of the reading method to read, and then add a "ten thousand" in the back of the word;
3, each level at the end of the end, regardless of how many "0", are not read; other digits have a "0" or several "0", are read only a zero.
Two, summarize the main points
1, when reading, starting from the high position, one level at a time. Read billion, million, according to the level of reading, as long as in the back of a "billion" or "million" word.
2, there is a zero in the middle of the number, or a few consecutive zeros, only read a zero.
3. The zeros at the end of each level are not read.