Mathematics

UNIT 1:NUMBER AND NUMBER SENSE

  • representing and ordering numbers to 100,000
  • representing money amounts to $1,000
  • developing the concept of place value to hundredths
  • comparing and ordering fractional amounts with like denominators
  • adding and subtracting decimal amounts to hundredths
  • multiplying two-digit whole numbers by two-digit whole numbers
  • dividing three-digit whole numbers by one-digit whole numbers
  • relating simple fractions to decimals

UNIT 2: MEASUREMENTS

  • measuring time intervals to the nearest second
  • determining elapsed time
  • measuring temperature
  • converting from meters to centimeters and from kilometers to meters
  • relating the 12-hour clock to the 24-hour clock
  • developing and applying area and perimeter relationships for a rectangle
  • relating capacity and volume
  • developing and applying the volume relationship for a right rectangular prism

UNIT 3: GEOMETRY AND SPATIAL SENSE

  • distinguishing among polygons and among prisms
  • identifying acute, right, obtuse, and straight angles
  • measuring angles to 90° with a protractor
  • constructing triangles
  • constructing nets of prisms and pyramids
  • locating objects using the cardinal directions
  • performing and describing translations

UNIT 4: PATTERNING AND ALGEBRA

  • representing a pattern using a table of values
  • predicting terms in a pattern
  • determining the missing numbers in equations involving addition, subtraction, multiplication, or division and one- or two-digit numbers
  • investigating variables as unknown quantities
  • demonstrating equality using multiplication or division in equations with unknown quantities on both sides

UNIT 5: DATA MANAGEMENT AND PROBABILITY

  • collecting and organizing discrete and continuous data
  • displaying data using broken-line graphs
  • sampling data from a population
  • understanding mean
  • comparing two related sets of data
  • representing probability using fractions