Using symbols and expressions to think mathematically resources

Students explore the additive identity by completing open number sentences.

Students explore the additive identity by deciding whether addition and subtraction number sentences are true or false.

Students complete number relationships using 'is greater than' and 'is less than'.

Students identify different parts of linear formulae which describe costs for buying and transporting clothing.

Students describe algebraic expressions in words.

Students solve linear equations based on pizza orders and cooking times.

Students expand algebraic expressions.

Students identify what happens to indices when simplifying algebraic expressions.

Students use measurements to write algebraic expressions for the perimeter and area of a garden.

Students expand and simplify algebraic expressions based on measurements of a path around a lawn.

Students identify parts of algebraic equations and use the equations to calculate temperatures in the Antarctic at different times of the day.

Students complete addition and multiplication linear equations by selecting from a range of numbers.

Students select the equations that show the commutative law.

Students interpret a relationship diagram about the relative heights of four children.

Students complete a table and a graph of an equation about the costs of bike repairs, then interpret the graph to respond to questions.

Students complete a table based on an algebraic formula for free fall velocity, plot the results, and interpret the graph.

Students select the correct operation to make equations true.

Students solve different forms of addition equations.

Students use the additive identity and the commutative property to assist them to solve simple equations without calculating.

Students calculate the cost of hiring a search and rescue helicopter and compare this cost with another helicopter company's charges.

Students solve different forms of subtraction equations.

Students find and write the numbers to complete equations that add to 10.

Students use number properties to solve problems without calculating.

Students are required to re-arrange various algebraic equations.

Students write algebraic expressions with indices which make equations true.