# 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)