4th Grade Module 1 Terminology

  • Terminology

    New or Recently Introduced Terms

    §   Ten thousands, hundred thousands (as places on the place value chart)

    §   One millions, ten millions, hundred millions (as places on the place value chart)

    §   Algorithm

    §   Variable

     

    Familiar Terms and Symbols

    §   Sum (answer to an addition problem)

    §   Difference (answer to a subtraction problem)

    §   Rounding (approximating the value of a given number)

    §   Place value (the numerical value that a digit has by virtue of its position in a number)

    §   Digit (a numeral between 0 and 9)

    §   Standard form (a number written in the format: 135)

    §   Expanded form (e.g., 100 + 30 + 5 = 135)

    §   Word form (e.g., one hundred thirty-five)

    §   Tape diagram (bar diagram)

    §   Number line (a line marked with numbers at evenly spaced intervals)

    §   Bundling, making, renaming, changing, exchanging, regrouping, trading (e.g. exchanging 10 ones for 1 ten)

    §   Unbundling, breaking, renaming, changing, regrouping, trading (e.g. exchanging 1 ten for 10 ones)

    §   =, <, > (equal, less than, greater than)

    §   Number sentence (e.g., 4 + 3 = 7)