L

length

The distance from end to end of an object.

pages 189–191, 199, 205, 227, 236, 291–292, 329–333, 510–511

less than

Not as many or as much as; e.g., 5 is less than (<) 8.

pages 70, 82–83, 96, 107–108, 376, 401, 405, 425, 470, 479, 494, 498, 540

line plot

A way of representing data on a number line that shows frequency of an event using a symbol, such as an X.

pages 42–43, 49–50

liter

Metric unit used to measure volume. A liter is a little more than a quart.

pages 107, 140, 331–332, 390–391, 400, 402, 416

lowest common denominator

The smallest number that can be divided exactly by all the denominators in a group of two or more fractions. For example, 12 is the lowest common denominator for and .

pages 461–462

lowest common multiple

The smallest common multiple of two or more numbers. For example, the lowest common multiple of 3 and 5 is 15.

page 461

lowest terms

A fraction is in lowest terms if the numerator and denominator have no common factor greater than 1.

pages 211–215