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▾3rd grade
- ▸Addition, subtraction, estimation
  - •Mentally add within 1000
  - •Round to the nearest 10 or 100
  - •Add and subtract within 1000, abstract
- ▸Multiplication
  - •Multiplication using rectangular arrays and equal groups, concrete and visual
  - •Multiplication as repeated addition
  - •Multiply, abstract
- ▸Division
  - •Divide using equal groups
  - •Division as repeated subtraction
  - •Divide, abstract
- ▸Fractions
  - •Equal shares of shapes and unit fractions
  - •Plot fractions on the number line
  - •Relating fractions to 1
  - •Representing whole numbers as fractions
  - •Comparing fractions with like numerators, denominators, or both
- ▸Relating multiplication and division
  - •Missing number problems, multiplication and division
  - •Relating multiplication to division
  - •Use properties to multiply and divide
  - •Multiply one-digit numbers by multiples of 10
- ▸Arithmetic patterns and problem solving
  - •Two-step word problems
  - •Arithmetic and geometric sequences
  - •Patterns in addition and multiplication
  - •Intro to the triangular numbers
  - •Intro to the Fibonacci sequence
  - •Intro to Pascal's triangle
- ▸Geometry
  - •Shape heirarchy
  - •Area of composite rectangles by counting unit squares
  - •Area and units of measure
  - •Area as multiplication
  - •Area, perimeter, and how they're related
- ▸Time, measurement, and data
  - •Tell and write time, minute increments
  - •Measure and estimate volumes and masses
  - •Scaled bar and picture graphs
  - •Line plots with fractions

› 3rd grade

Fractions

Equal shares of shapes and unit fractions
Plot fractions on the number line
Relating fractions to 1
Representing whole numbers as fractions
Comparing fractions with like numerators, denominators, or both