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Addition
Year One 2017 |
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Victorian Curriculum | Success Criteria- Know, Understand, Do | Novice | Competent | Expert |
Represent practical situations to model addition and subtraction (VCMNA073)
Foundation
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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
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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 | ||||
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