Let’s Learn Mathematics is an updated series developed to enable pupils in primary schools to progressively acquire knowledge and skills in Mathematics. The series comprehensively covers the primary mathematics syllabus from standard one to eight as outlined in the current syllabus. The books have been made attractive and enjoyable to pupils by the use of selected illustrations and worked out examples. A number of revision exercises are provided for further practice and consequently a better understanding of the topics taught. Each title in the series is strengthened with a Teachers’ Guide which equips the teacher with the necessary ideas for effective teaching. The teachers’ guides also provide tips on various teaching ‘methods and answers to exercises in the students’ book, taking into account varying abilities of pupils. The series is authored by a team with great experience in both teaching and curriculum development. Let’s Learn Mathematics Teachers’ Guide Five is designed to assist the teacher to prudently plan for and teach standard five mathematics and is highly recommended by the Ministry of Education for use in our schools.