## Search results

Learn about the history, properties, and meanings of the number

**1,**the first and smallest positive integer. Find out how**1**is represented in different numeral systems, languages, and fields of study.Sep 26, 2019 · A fun and educational video for children to learn how to count and trace the number

**1**. Watch examples of number**1**in different situations and sing along with the song.- 3 min
- 1M

- Smile and Learn - English

Official lyric video by Taylor Swift performing “the

**1**” – off her album ‘folklore.’ Album available here: https://store.taylorswift.com Subscribe to Taylor ...- 4 min
- 57M

- TaylorSwiftVEVO

- Algebra foundations. Overview and history of algebra: Algebra foundations Introduction to variables: Algebra foundations Substitution and evaluating expressions: Algebra foundations.
- Solving equations & inequalities. Linear equations with variables on both sides: Solving equations & inequalities Linear equations with parentheses: Solving equations & inequalities Analyzing the number of solutions to linear equations: Solving equations & inequalities.
- Working with units. Rate conversion: Working with units Appropriate units: Working with units Word problems with multiple units: Working with units.
- Linear equations & graphs. Two-variable linear equations intro: Linear equations & graphs Slope: Linear equations & graphs Horizontal & vertical lines: Linear equations & graphs.

Learn about the first natural number, its properties, and its uses in mathematics, computer science, and other fields. See how

**1**is written and pronounced in different languages and numeral systems.Fractions exist between whole numbers, so the point representing a fraction would be between two points that represent whole numbers. For example, the fraction

**1**/2 would be between 0 and**1**.Draw a line and label a point 0 on the far left and another point**1**on the far right. Draw a point in the center of that line between 0 and**1**, and write**1**/2.- 4 min

- Sal Khan

Learn algebra, geometry, and statistics in this integrated course that covers topics from 9th grade math. Test your skills with quizzes, unit tests, and a course challenge.