Lessons on Accuracy

4 Part Key Stage 3 Lessons

Number
Making Approximations using Rounding
Number
Rounding Decimal Numbers
Number
Rounding Numbers to a Significant Figure

4 Part GCSE Lessons

Number
Rounding to a Decimal Place
Number
Rounding to Significant Figures
Number
Rounding to the Nearest Power of Ten
Number
Limits of Accuracy
Number
Estimating Solutions by Rounding
Number
Calculations with Limits of Accuracy

Revision and Problem Solving Lessons

Number
Problem Solving – Estimations
Number
Revising Limits of Accuracy and Error Intervals
Number
Revising Rounding and Estimations

Mr Mathematics Blog

Writing a Single Column Vector

Visual and algebraic methods for writing a single column vector.

Teaching Reciprocals of Numbers and Terms

How to teach working out the reciprocal of integers, fractions, decimals and mixed numbers.

Proving Geometrical Relationships using Algebra

How to teach proving geometrical properties using algebra.