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What does the pronunciation of mathematical formula mean in the first grade of primary school?
For example: 8+9= 17 Pronunciation: 8 plus 9 equals 17. 9-8= 1 Pronunciation: 9 minus 8 equals 1.

For example: 35, pronunciation: 35.

Writing: refers to writing with lowercase Arabic numerals, such as 1, 2, 3, 4, 5, 6, 7, 8, 9.

For example: 25, writing: 25.

In math homework, reading is the number written and read in Chinese characters, and writing is the number to be read in Arabic numerals.

There are two reading methods:

1. Read numbers from left to right according to their rows. For example, 3045002 is pronounced as 3045002. This reading method is used when reading pure decimals or records. It is called simple reading method and can be used to read decimal numbers and non-decimal numbers.

2. According to the number of rows from right to left, taking four digits as a level or three digits as a section, and then reading from left to right, it is called graded reading method or segmented reading method, collectively referred to as complex reading method, which is generally used to read decimal integers.