Addition and Subtraction

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#### Level contents

- * Assessment for the whole of Level 6
- ** Assessment test answers
- *** Assessment test records
- 6:01 Addition and subtraction strategies
- Addition and subtraction using the split strategy, jump strategy, compensation strategy, and estimation by rounding.
- 6:02 Addition
- Addition algorithms to four digits with various units of measurement and decimal points.
- 6:02C Addition and subtraction
- Addition and subtraction algorithms to four digits including decimal points.
- 6:03 Subtraction
- Subtraction algorithms to four digits with various units of measurement and decimal points. Relating subtraction algorithms to real life problems.
- 6:04 Addition & subtraction strategies
- Addition and subtraction using the compensation strategy for real life problems. Using place value for addition of large numbers with zeros, using known facts (numbers that add to ten) as a strategy in adding three or more numbers.
- 6:05 Addition & subtraction
- Addition and subtraction algorithms to five digits involving money units and decimal points. Real life problems with addition and subtraction using a restaurant menu.
- 6:05C Addition and subtraction
- Addition and subtraction algorithms to four digits with decimal points, and mental strategies for addition and subtraction: compensation strategy and using known facts.
- 6:05PT Progress test
- Test of Addition and Subtraction
- 6:06 6-digit addition and subtraction
- Addition and subtraction algorithms to six digits, including decimal points. Checking answers using a calculator and the inverse operation. Challenge question.
- 6:06C 6-digit addition and subtraction
- Addition and subtraction algorithms to six digits including decimal points. Checking answers using the inverse operation, a calculator or by redoing the algorithm. Relating algorithms to real life problems.
- 6:07 Addition and subtraction to six digit...
- Creating addition and subtraction algorithms to solve real life problems involving total cost and difference in price. Addition algorithms with measurement units. Relating algorithms to real life problems.
- 6:07E Addition and subtraction of large num...
- Area problems requiring addition and subtraction of six and seven-digit numbers and measurement in square kilometres. Rounding.
- 6:08 Subtraction of 6-digit numbers
- Creating subtraction algorithms to solve money and mass problems. Internet research question.
- 6:08C Addition and subtraction of large num...
- Addition and subtraction algorithms with mixed place values, including decimal points. Money problems involving percentage discounts.
- 6:09 Addition and subtraction: millions
- Creating addition and subtraction algorithms with six and seven-digit numbers to solve area problems involving measurement in square kilometres. Challenge question involving population.
- 6:10 Millions to billions
- Addition and subtraction to ten digits to solve problems about the planets. Greater than and less than. Ordering large numbers.
- 6:10PT Progress test
- Test of Addition and Subtraction
- 6:11 Measurement problems
- Measurement problems involving addition and subtraction and multiplication and division.
- 6:AC New Maths Builder Texts
- Placeholder
- 6:ACC Year 6 Cover
- Placeholder
- 6:NA00C Contents: Year 6 Maths Builder text
- Contents
- 6:NA00D Answers: 6:NA01-6:NA54C
- The answers to the Year 6 Maths Builder text 6:NA01-6:NA54C
- 6:NA00E Answers: 6:NA55-6:NA93
- The answers to the Year 6 Maths Builder text 6:NA55-6:NA93
- 6:NA02 Addition and subtraction strategies
- Addition and subtraction using the split strategy, jump strategy, compensation strategy, and estimation by rounding.
- 6:NA32 Addition & subtraction strategies
- Addition and subtraction using the compensation strategy for real life problems. Using place value for addition of large numbers with zeros, using known facts (numbers that add to ten) as a strategy in adding three or more numbers.
- 6:NA33 Addition
- Addition algorithms to four digits with various units of measurement and decimal points.
- 6:NA34 Subtraction
- Subtraction algorithms to four digits with various units of measurement and decimal points. Relating subtraction algorithms to real life problems.
- 6:NA34C Addition and subtraction
- Addition and subtraction algorithms to four digits including decimal points.
- 6:NA35 Estimating and rounding
- Rounding four-digit, five-digit and six-digit numbers to the nearest ten, hundred, thousand, ten thousand and hundred thousand. Considering the most useful place value unit to round to for addition. Using rounding to estimate the cost of objects. Using rounding to estimate and multiply large numbers in word problems. Using rounding to estimate the answer to additions of large numbers.
- 6:NA36 Addition & subtraction
- Addition and subtraction algorithms to five digits involving money units and decimal points. Real life problems with addition and subtraction using a restaurant menu.
- 6:NA36C Addition and subtraction
- Addition and subtraction algorithms to four digits with decimal points, and mental strategies for addition and subtraction: compensation strategy and using known facts.
- 6:NA73 6-digit addition and subtraction
- Addition and subtraction algorithms to six digits, including decimal points. Checking answers using a calculator and the inverse operation. Challenge question.
- 6:NA73C 6-digit addition and subtraction
- Addition and subtraction algorithms to six digits including decimal points. Checking answers using the inverse operation, a calculator or by redoing the algorithm. Relating algorithms to real life problems.
- 6:NA74 Addition and subtraction to six digit...
- Creating addition and subtraction algorithms to solve real life problems involving total cost and difference in price. Addition algorithms with measurement units. Relating algorithms to real life problems.
- 6:NA74C Subtraction of 6-digit numbers
- Creating subtraction algorithms to solve money and mass problems. Internet research question.
- 6:NA77 Addition and subtraction: millions
- Creating addition and subtraction algorithms with six and seven-digit numbers to solve area problems involving measurement in square kilometres. Challenge question involving population.
- 6:NA77C Millions to billions
- Addition and subtraction to ten digits to solve problems about the planets. Greater than and less than. Ordering large numbers.