# Develop and use written methods to record, support and explain multiplication and division of two-digit numbers by a one-digit number, including division with remainders

 Representing Multiplication - arrays and number lines Represents multiplication using an array and by jumping on a number line. Great for developing an understanding of multiplication by partitioning. 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. Short Division - Formal Written Method Can be used to demonstrate or practise a formal method of short division. 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. Round up or down after division Answer division word problems using a calculator and decide whether the answer needs to be rounded up or down depending on the context of the question For more calculator resources click here. Division by chunking down (repeated subtraction) Use repeated subtraction (represented on a number line) to solve division problems. 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. Division by chunking up (repeated addition) Use repeated addition (represented on a number line) to solve division problems. 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. Multiplication - Written Method Working towards a more formal written method.  For more multiplication and division 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 (£1.25) and will be available in the App Store in July. Grid Method Multiplication Multiply partitioned numbers using the grid method. Lots of choice of levels, inculding decimals and money.  For more multiplication and division 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. Missing Digits Find the missing digit in a calculation. Choose addition, subtraction, multiplication or division. Lots of control over level inculding decimals. For more multiplication and division resources click here. For more addition and subtraction resources click here. ITP Multiplication Array October 2012 - I have added a new game which represents multiplication on a number line and using a dotty array. It is ideal as an introduction to the grid method, as it provides a concrete image of how and why we partition numbers to multiply. Click here to play. This resource is freely available to download from the archived Primary Framework site. For more multiplication and division resources click here.