Add and Subtract Numbers Mentally

Add and Subtract Numbers Mentally - Year 3 Year 3 Maths programme of study - Number - (addition and subtraction) Pupils should be taught to: add and subtract number mentally, including: 3-digit numbers and ones, 3-digit numbers and tens and 3-digit numbers and hundreds In this Maths teaching resource, pupils practise adding and subtracting numbers mentally, including: a 3-digit number and ones; a 3-digit number and tens; a 3-digit number and hundreds as per the curriculum objectives of the year 3 Maths programme of study (Number - addition and subtraction). Content includes: Animated PowerPoint lesson with class activities and 1 accompanying worksheet 3 differentiated worksheets with answers 'Add and Subtract Numbers Mentally - Year 3' is ;