Addition Year One 2017 Victorian Curriculum Success Criteria- Know, Understand, Do Novice Competent Expert Represent practical situations to model addition and subtraction (VCMNA073) Foundation Match groups having equal numbers to 10 Recognise the total of a visible collection of objects Use comparative language to compare collections to10 Make or draw two collections of objects to 20 Use concrete materials when counting two collections of objects to 20 Make or draw two collections of objects to 20 Represent and solve simple addition and subtraction problems using a range of strategies including counting on, partitioning and rearranging parts(VCMNA089) Year One Model and draw two collections and join to find a total Recognises +  = signs and use terms for addition Count on from any given number to a specified number to 100 Solve addition problems using strategies such as, counting on, number lines Create simple number stories to model addition tasks Record simple addition sums using digits and appropriate signs Use known facts to calculate simple sums involving addition and subtraction to 20 Explore the connection between addition and subtraction (VCMNA106) Year Two   Solve simple addition and subtraction problems using a range of efficient mental and written strategies(VCMNA107) Year Two Use doubling to solve addition problems Identify and select preferred strategy to solve addition and subtraction problems Apply addition strategies, (counting on, number lines, skip counting, rounding up to the nearest ten) to solve real life problems Generate own number sentences to demonstrate number patterns and relationships Use vertical recording of addition and subtraction problems to 99 without regrouping Solve addition problems in multiple ways, such as worded problem, number sentence, concrete materials & pictures Add single digit numbers from 100 using a hundreds chart Recognise and explain the connection between addition and subtraction (VCMNA132) Year Three   Recall addition facts for single-digit numbers and related subtraction facts to develop increasingly efficient mental strategies for computation(VCMNA133) Year Three Automatically recal basic addition facts involving multi-digit numbers Understand the relationship between addition and subtraction, modelling this with concrete materials, number lines, number sentences and worded problems Use estimates to check the reasonableness of answers to calculations Use simple known facts to mentally calculate to 100 Use near doubles to solve problems Record, justify and explain strategies used Use formal vertical recording of addition problems, using whole numbers and renaming Use self correction strategies (eg calculators, commutativity) to check for accuracy Automatically recall basic addition facts, involving multi-digit numbers