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Unit D – Addition Facts

This maths scheme of work for Key Stage Two gets the children to practise and refine different techniques for addition using facts about numbers to support mental calculations including adding multiples of hundreds and tens and utilising number bonds. The class can use abacuses to model how numbers change when added.

Practise and refine different techniques for addition using facts about numbers to support mental calculations including adding multiples of hundreds and tens and utilising number bonds

KS2
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Lesson One : Adding Hundreds

Explain and model how to use different facts about numbers and the technique of counting on to add pairs of multiples of one hundred together

Lesson Two : Tens and Hundreds

Investigate and record changes to place value of the digits in numbers that can happen when adding pairs of three digit numbers and tens and hundreds

Lesson Three : Adding Tens

Identify and record how to count in steps of ten to support addition of different three digit number and tens with exchange between place value

Lesson Four : Number Pairs

Explain and record how to use number facts and place value to identify different pairs of numbers that sum to totals to one thousand

Lesson Five : Number Sums

Identify and record some of the mental calculation strategies and techniques that can be used to add and subtract different pairs of two digit numbers

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