Unit 1 - Whole Numbers - Place Value, Comparison, Addition, and Subtraction

Unit 2 - Operations - Multiplication, Division, and Algebraic Thinking 

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

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

Unit 5 - Geometry and Measurement - Figures, Classification, and Symmetry