Add and subtract numbers with up to three digits, using the efficient written methods of columnar addition and subtraction

Add and subtract numbers with up to three digits, using the efficient written methods of columnar addition and subtraction

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  Expanded Addition Using Place Value Counters - Tablet Version

  A step towards a more formal written method of columnar addition using place value counters. This version will work on an iPad or any tablet.

  Game availability:

  • Online in HTML5 format

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  Expanded Addition Using Place Value Counters - Tablet Version ?
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  Column Subtraction Using Place Value Counters - Tablet Version

  A tablet firendly version of 'Column Subtraction using Place Value Counters'.  A good starting place for teaching column subtraction. Helps children to visualise the processes involved. Choose either expanded subtraction or column subtraction, with or without the need for borrowing.

  Game availability:

  • Online in HTML5 format

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  Column Subtraction Using Place Value Counters - Tablet Version ?
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  Missing Digits - Column Subtraction

  Find the missing digit in the column subtraction. Think about whether exchanging is needed.

  Game availability:

  • Online in HTML5 format

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  Missing Digits - Column Subtraction ?
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  Missing Digits - Column Addition

  Find the missing digit in the column addition sums. Think carefully about carrying.

  Game availability:

  • Online in HTML5 format

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  Missing Digits - Column Addition ?
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  Column Subtraction

  Working towards an efficent method of column subtraction. Can be used to demonstate expanded subtraction (in which the numbers are partitioned) with or without the need for  borrowing.

  For more addition and subtraction resources click here.

  This game is now part of the 'Calculations' collection, which includes the following 17 games and resources: Column Addition, Expanded Addition, Expanded Addition - Place Value Counters, Number Bonds(2), Addition - Digit Drag, Missing Symbols, Column Subtraction, Column Subtraction using Place Value Counters, Counting on to find difference on a beadstring, Multiplication Grid Method, Multiplication Written Method, Ratio and Scaling Numbers, Representing Multiplication, Division by Chunking Up, Division by Chunking Down, Formal Written Division - Round Up or Down?, Short Division Writen Formal Method.

  The Calculations app is available on Google Play and the App Store.

  Game availability:

  • Online in HTML5 format

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  Column Subtraction ?
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  Column Addition

  The next step towards an efficient formal method of column addition. Add the numbers starting with the least significant, then combine the partitioned result. Choice of 2-digit, 3-digit or 4-digit.

  For more addition and subtraction resources click here.

   

  Game availability:

  • Online in HTML5 format

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  Column Addition ?
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  Expanded Addition

  Add the partitioned numbers beginning with the largest. Choice of 2-digit, 3-digit or 4-digit numbers. An important conceptual step before a more formal method of column addition.

  For more addition and subtraction resources click here.

  This game is now part of the 'Calculations' collection, which includes the following 17 games and resources: Column Addition, Expanded Addition, Expanded Addition - Place Value Counters, Number Bonds(2), Addition - Digit Drag, Missing Symbols, Column Subtraction, Column Subtraction using Place Value Counters, Counting on to find difference on a beadstring, Multiplication Grid Method, Multiplication Written Method, Ratio and Scaling Numbers, Representing Multiplication, Division by Chunking Up, Division by Chunking Down, Formal Written Division - Round Up or Down?, Short Division Writen Formal Method.

  The Calculations app is available on Google Play and the App Store.

  Game availability:

  • Online in HTML5 format

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  Expanded Addition ?
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  Tommy's Trek - Addition

  A fun platformer game that helps develop addition skills. Lots of choice over level. This game will work on any device.

  Use the arrow keys to move Tommy. The ctrl key makes him jump and the up arrow selects a number.

   

  Game availability:

  • Online in HTML5 format

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  Tommy's Trek - Addition ?
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  Addition - Crystal Crash

  A fun game to practise mental addition skills. The game was designed to cover all the mental addition objectives in the new math curriculum. You can choose one objective, or choose all the objectives for a year group. 

  This game will work on any device in your browser.

  Game availability:

  • Online in HTML5 format

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  Addition - Crystal Crash ?
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  Subtraction - Crystal Crash

  The game was designed to cover all the mental subtraction objectives in the new maths curriculum. You can choose one objective, or choose all the objectives for a year group. 

  This game will work on any tablet or computer.

  Game availability:

  • Online in HTML5 format

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  Subtraction - Crystal Crash ?
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  Maths Race - Addition

  A fun game to practise mental addition skills. The game was designed to cover all the mental addition objectives in the new math curriculum. You can choose one objective, or choose all the objectives for a year group. 

  This game will work on any tablet or computer.

  Game availability:

  • Online in HTML5 format

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  Maths Race - Addition ?
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  Maths Race - Subtraction

  This game was designed to cover all the mental subtraction objectives in the new maths curriculum. You can choose one objective, or choose all the objectives for a year group. 

  Game availability:

  • Online in HTML5 format

  Close
  Maths Race - Subtraction ?
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  Subtraction - Mini Maths Golf

  Game availability:

  • Online in HTML5 format

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  Subtraction - Mini Maths Golf ?