5th Grade Module 3 Terminology

  • Terminology

    New or Recently Introduced Terms

    §  Benchmark fraction (e.g., 1/2 is a benchmark fraction when comparing 1/3 and 3/5)

    §  Unlike denominators (e.g., 1/8 and 1/7)

    §  Like denominators (e.g., 1/8 and 5/8)

    Familiar Terms and Symbols

    §   < , > , =

    §   Denominator (denotes the fractional unit:  fifths in 3 fifths, which is abbreviated to the 5 in 3/5)

    §   Numerator (denotes the count of fractional units:  3 in 3 fifths or 3 in 3/5)

    §   Whole unit (e.g., any unit that is partitioned into smaller, equally sized fractional units)

    §   Fractional unit (e.g., the fifth unit in 3 fifths denoted by the denominator 5 in 3/5)

    §   Number sentence (e.g., “Three plus seven equals ten.”  Usually written as “3 + 7 = 10.”)

    §   Meter, kilometer, centimeter, liter, kiloliter, gram, kilogram, feet, mile, yard, inch, gallon, quart, pint, cup, pound, ounce, hour, minute, second

    §   More than halfway and less than halfway

    §   One tenth of (e.g., 1/10 ´ 250)

    §   Fraction (e.g., 3 fifths or 3/5)

    §   Between (e.g., 1/2 is between 1/3 and 3/5)

    §   Fraction written in the largest possible unit (e.g., 3/6 = 1 x 3 / 2 x 3 = 1/2 or 1 three out of 2 threes = ½)

    §   Equivalent fraction (e.g., 3/5 = 6/10)

    §   Tenth (1/10 or 0.1)

    §   Hundredth (1/100 or 0.01)

    §   Fraction greater than or equal to 1 (e.g., 7/3, 3 1/2, an abbreviation for 3 + 1/2)