Year 3 Mathematics Lesson Plans218 page digital PDF download Round off your child's knowledge of arithmetic using inexpensive household manipulatives, and whiteboard, oral and grid notebook activities. Your child will explore measurement of length, volume and mass; expand their knowledge of fractions up to one twelfth; times tables up to 12 times tables; telling time to the minute; long division; learn about concepts of credit, profit and averages; adding, subtracting, multiplying