4th Grade Math

Lessons

Introduction Page Preview Place value Writing numbers in expanded form Writing numbers in word form Rounding numbers Comparing numbers Prime and composite numbers Factors Multiples

Lessons

Multiplying multiples of 10 Estimating products Area model multiplication Partial products Lattice Method of Multiplication Multiplying by 1-digit numbers Multiplying by 2-digit numbers Long multiplication Square numbers

Lessons

Dividing multiples of 10 Estimating quotients Partial quotients Area model division Dividing by 1-digit numbers Long division Understanding Divisibility Rules

Lessons

The distributive property Order of operations PEMDAS

Lessons

Fractions overview Understanding fractions Fraction area models Fractions on a number line Fractions of a set Equivalent fractions Comparing fractions Least common denominator Simplest form Mixed numbers and improper fractions

Lessons

Adding fractions with like denominators Adding mixed numbers

Lessons

Subtracting fractions with like denominators Subtracting mixed numbers

Lessons

Multiplying fractions and whole numbers

Lessons

What is a Decimal? Fractions and decimals Decimal place value Equivalent decimals Comparing decimals

Lessons

Lines, line segments, and rays Parallel and perpendicular lines What is an angle? Types of angles Measuring angles with a protractor Types of triangles Types of quadrilaterals Parallelograms Rhombuses Rectangles Squares Trapezoids Kites Regular polygons Perimeter Area of rectangles Area of compound shapes Lines of symmetry

Lessons

Line plots Elapsed time Metric units of measurement Customary units of measurement