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Negative numbers introduction | Negative numbers and absolute value | Pre-Algebra | Khan Academy

2,093,214 views

Khan Academy

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

95%
  • 9:12 / 9:36

Speech Rate:

  • 180 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

mysterious

/məˈstirēəs/

adjective

Unusual; hard to understand or work out.

degrees

/dəˈɡrē/

noun other

amount, level, or extent. Qualifications received after completing university.

subtract

/səbˈtrakt/

other verb

To take away a value or amount from another. take away number or amount from another to calculate difference.

abstract
adjective noun verb

not physical or concrete. Something that doesn't exist physically. To take out or remove a part of.

strange
adjective

Unusual or odd; surprising because unexpected.

everyday

/ˈevrēˌdā/

adjective adverb

happening or used every day. each day.

positive

/ˈpäzədiv/

adjective noun

Having the charge produced by electrons. positive quality.

measure

/ˈmeZHər/

noun verb

Tool used to calculate the size of something. To calculate size, weight or temperature of.

encounter

/inˈkoun(t)ər/

noun verb

A chance meeting; unexpected or unplanned meeting. To come up against a problem or trouble; meet.

general

/ˈjen(ə)rəl/

adjective noun

Widespread, normal or usual. commander of army.

negative

/ˈneɡədiv/

adjective exclamation noun verb

Being harmful, unwanted or unhelpful. no. The opposite to a positive electrical charge. refuse to accept.

temperature

/ˈtemp(ə)rəCHər/

noun

When you your body heat is above normal.

numbers

/ˈnəmbər/

noun other verb

arithmetical value expressed by word, symbol, or figure. Particular songs or dances performed during shows. To put numbers on things.

actually

/ˈak(t)SH(o͞o)əlē/

adverb

Used to add new (often different) information.

encountered

/inˈkoun(t)ər/

verb

unexpectedly be faced with.

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