Binary numerals, also known as base-2 numeral systems, use only two symbols such as 0 and 1 to represent anyvalue. Each digit or symbol is used in binary numerals to represent a number known as bit. For example, 110100 is a binary number. There is no use of 2, 3, 4, 5, 6, 7...
Building the Foundation: Whole Numbers in the Primary Grades Xu Hua Sun, Christine Chambris, Judy Sayers, Man Keung Siu, Jason Cooper, Jean-Luc Dorier, Sarah Inés González de Lora Sued, Eva Thanheiser, Nadia Azrou, Lynn McGarvey, Catherine Houdement & Lisser Rye Ejer...