____ are numerical symbols used to represent numbers in a positional numeral system. In the decimal system (base 10), there are ten digits: 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9. ____ are mathematical symbols used to represent quantities and measure values. They can be positive or negative, rational or irrational, and are essential for counting, calculating, and comparing values.

Difinition of Digits and Numbers

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？