Embedded Files
Subtract with up to 3 digit numbers
Subtract with up to 3 digit numbers
Concrete resources and pictorial images
Concrete resources and pictorial images
Dienes
Images of dienes
Images of Place Value Counters
Finding the difference on a number line
Written Calculation (Abstract)
Written Calculation (Abstract)
Expanded Horizontal Method (without regrouping)
Expanded Horizontal Method (with regrouping)
Formal Column method (without exchanging)
Year 3 National Curriculum Objectives
Year 3 National Curriculum Objectives
Add and subtract numbers mentally, including: a three-digit number and ones;
Add and subtract numbers mentally, including: a three-digit number and ones;
a three-digit number and tens; a three-digit number and hundreds
a three-digit number and tens; a three-digit number and hundreds
Add and subtract numbers with up to three digits, using formal written methods of columnar addition and subtraction
Add and subtract numbers with up to three digits, using formal written methods of columnar addition and subtraction
Estimate the answer to a calculation and use inverse operations to check answers
Estimate the answer to a calculation and use inverse operations to check answers
Solve problems, including missing number problems, using number facts, place value, and more complex addition and subtraction.
Solve problems, including missing number problems, using number facts, place value, and more complex addition and subtraction.
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