Please log in to access your purchased courses.A course to improve efficiency in mental calculations and written calculations. Buy – £49.99 Mental Maths Lesson 1 – Make 10 or make another 10 Mental Maths Lesson 2 – Subtraction 1 Mental Maths Lesson 3 – Subtraction 2 (difference) Mental Maths Lesson 4 Multiplying by 10, 100, and 1000 Mental Maths Lesson 5 – Multiplication 1 Mental Maths Lesson 6 – Multiplication 2 Mental Maths Lesson 7 – Multiplication 3 (Doubling and Halving) Mental Maths Lesson 8: Multiplying by 10, 100 and 1000 Mental Maths Lesson 9: Dividing by 10, 100 and 1000 Mental Maths Lesson 10: End of Term Assessment Mental Maths Lesson 11: Multiplying by 5 Mental Maths Lesson 12: Multiplication Mental Maths Lesson 13: Division Mental Maths Lesson 14: Dividing odd numbers by 2 Mental Maths Lesson 15: Multiplying 3 Numbers Mental Maths Lesson 16: Adding Decimals Mental Maths Lesson 17: Subtracting Decimals Mental Maths Lesson 18: Multiplying Decimals Mental Maths Lesson 19: Dividing Decimals Mental Maths Lesson 20: Final Assessment