Lesson 2 In this lesson, children use several different methods to correctly subtract decimals with one. As in the addition lesson, this subtraction lesson uses place value counters on a place value grid.  Here children use knowledge of exchange within whole numbers to subtract decimals.  Decimals on a number line are also used to subtract a smaller decimal from a larger one. There is a teaching presentation accompanied by differentiated activities with a range of fluency, reasoning and problem-solving questions. Year 5 Mathematics Content Descriptors V9 use mathematical modelling to solve practical problems involving additive and multiplicative situations including financial contexts; formulate the problems, choosing operations and efficient calculation strategies, using digital tools where appropriate; interpret and communicate solutions in terms of the situation AC9M5N09 Age: 9-10 Australia: Grade 5   Differentiation: There are three levels of differentiation in this pack: ‘working towards,’ ‘expected’ and ‘greater depth’....