Unit 1:   Whole Numbers
    Place Value, Comparison, Addition, Subtraction

Unit 2:  Operations
    Multiplication, Division, Algebraic Thinking

Unit 3:  Multi-Digit Operations and Measurement
    Multiplication, Division, Area & Perimeter

Unit 4:  Fractions, Decimals, and Measurement
    Addition, Subtraction, Multiplication

Unit 5:  Geometry and Measurement
    Figures, Classification, Symmetry