Tech24 Deals Web Search

  1. Ads

    related to: free printable phone number sheets for kindergarten kids worksheets math
  2. education.com has been visited by 100K+ users in the past month

    This site is a teacher's paradise! - The Bender Bunch

    • Circus Math

      Practice counting, addition, and

      solving equations at the circus.

    • Subtraction for Kids

      Colorful pictures will help your

      child understand subtraction.

Search results

  1. Results from the Tech24 Deals Content Network
  2. Telephone number (mathematics) - Wikipedia

    en.wikipedia.org/wiki/Telephone_number_(mathematics)

    In the mathematics of chess, the telephone numbers count the number of ways to place n rooks on an n × n chessboard in such a way that no two rooks attack each other (the so-called eight rooks puzzle ), and in such a way that the configuration of the rooks is symmetric under a diagonal reflection of the board. Via the Pólya enumeration ...

  3. Worksheet - Wikipedia

    en.wikipedia.org/wiki/Worksheet

    A worksheet, in the word's original meaning, is a sheet of paper on which one performs work. They come in many forms, most commonly associated with children's school work assignments, tax forms, and accounting or other business environments. Software is increasingly taking over the paper-based worksheet.

  4. Mathematics - Wikipedia

    en.wikipedia.org/wiki/Mathematics

    Mathematics is a field of study that discovers and organizes abstract objects, methods, theories and theorems that are developed and proved for the needs of empirical sciences and mathematics itself. There are many areas of mathematics, which include number theory (the study of numbers), algebra (the study of formulas and related structures ...

  5. The Number Devil - Wikipedia

    en.wikipedia.org/wiki/The_Number_Devil

    0-8050-6299-8. The Number Devil: A Mathematical Adventure ( German: Der Zahlenteufel. Ein Kopfkissenbuch für alle, die Angst vor der Mathematik haben) is a book for children and young adults that explores mathematics. It was originally written in 1997 in German by Hans Magnus Enzensberger and illustrated by Rotraut Susanne Berner.

  6. List of country calling codes - Wikipedia

    en.wikipedia.org/wiki/List_of_country_calling_codes

    Worldwide distribution of country calling codes. Regions are coloured by first digit. Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication networks.

  7. Ten-digit dialing - Wikipedia

    en.wikipedia.org/wiki/Ten-digit_dialing

    Ten-digit dialing is a telephone dialing procedure in the countries and territories that are members of the North American Numbering Plan (NANP). It is the practice of including the area code of a telephone number when dialing to initiate a telephone call. When necessary, the ten-digit number may be prefixed with the trunk code 1, which is ...

  1. Ads

    related to: free printable phone number sheets for kindergarten kids worksheets math