For example: 15 is pronounced as "fifteen"; 15 writing or "15"

20 Writing is: 20

Reading: 20

Read capital: twenty

Two tens are: the number in the tenth place is 2, so write: 20.

Analysis: "reading" is a capital number, which is how to read it. "Writing" is an Arabic numeral, which is how to record it. Both "reading and writing" indicate the relationship between counting units.

Extended data:

It means that numbers should be capitalized, such as one, two, three, four, five, six, seven, eight, nine and ten.

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.

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