Negative numbers

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Negative numbers

Addition with Negative Numbers

Students learn how to perform addition with negative numbers  Later in the lesson they are challenged to work wi...

Comparing Positive and Negative Numbers

Students learn about comparing positive and negative numbers and calculating the difference between the two.  Th...

Dividing with Negative Numbers

Students learn about dividing with negative numbers using written methods.  More able students work with negativ...

Multiplying with Negative Numbers

Students learn about multiplying with negative numbers.  As learning progresses more able students are challenge...

Subtraction with Negative Numbers

Students learn how to subtract with positive and negative numbers on a number line and using written methods.  M...

Ordering Negative Numbers

Students learn to use a number line to order and compare negative and positive numbers.  As learning progresses ...

Multiplying and Dividing with Negatives

Students learn how to multiply and divide with negative numbers through a range of teaching activities including...

Adding and Subtracting with Negative Numbers

Adding and subtracting with negative numbers is taught through the use of a number line.  As learning progresses...

Mr Mathematics Blog

Showing Progress during a Mathematics Lesson

Demonstrating student progression during a mathematics lesson is about understanding the learning objective and breaking that down into explicit success criteria. Using Success Criteria Take, for example, a lesson on calculating the area of compound rectilinear shapes. The intended learning objective was written on the main whiteboard. Success criteria were used to break down the individual […]

Plotting and Interpreting Conversion Graphs

Plotting and interpreting conversion graphs requires linking together several mathematical techniques.  Recent U.K. examiner reports indicate there are several common misconceptions when plotting and interpreting conversion graphs.  These include: drawing non-linear scales on the x or y axis, using the incorrect units when converting between imperial and metric measurements, taking inaccurate readings from either axis not […]

Calculating the Volume of a Pyramid

When calculating the volume of a pyramid we can substitute the values of the length, width and perpendicular height into the formula V = 1/3 lwh.  In my experience this is often provided for the students with little explanation as to why a volume of a pyramid is exactly one third the volume of a […]