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#### Level contents

* Assessment for the whole of Level 4
** Assessment test answers
*** Assessment test records
4:01 Addition and subtraction
Complete 2 digit subtraction and addition algorithms, decimals and problems. Use calculator to check answers. Discuss other ways to check answers..
4:01E Addition and subtraction
Extension page. Years and place value. 3 and 4 line addition algorithms. Doubling and near doubling strategy practice. Write 5 two-digit numbers that total under 100. Write 4 two-digit numbers that subtract from 60 leaving zero. Fill in the missing numbers.
4:02 Addition and subtraction
Addition and subtraction algorithms, trading. Calculate and compare distances.
4:03 Addition and subtraction strategies
Match each question to the position of its answer on the number line. Fill in the missing number. Use the split strategy and the jump strategy.
4:04 Inverse operations
Complete algorithms and check using inverse operation. Check answers to given questions using a calculator and inverse operation.
4:05E Addition of more than two numbers
Extension page. Multi-line additions of 3-digit numbers, with and without trading.
4:05PT Progress test
Test of Addition and Subtraction
Addition with one trade, using concrete materials, if needed. Check answers using inverse operations.
4:07 Subtraction, 3 digits, no trading
Write the number represented by Base 10 blocks and subtract 120. Complete algorithms. Write a number story.
4:08 Subtraction with trading
Complete algorithms and use jump or split strategy to check.
4:08C Subtraction with trading
Complete algorithms and use jump or split strategy, or inverse operations, to check.
4:09 Rounding to estimate answers
Round numbers to nearest 10, add estimates. Find area by estimating and then adding actuals. Complete algorithms manually or using a calculator and check answers by rounding.
4:11 Addition, 3 digits
4:11E Addition of four numbers
Extension page. Estimate and add multiple line algorithms with trading. Explore changing a calculator display. Estimate how many days you've been alive. Write an algorithm to find exact number.
Complete addition algorithms and problems that have 2 trades.
4:12PT Progress test
Test of Addition and Subtraction
Complete 3-digit addition algorithms and problems that require trading.
4:13E Addition up to five numbers
Extension page. Practise adding up to 5 numbers with trading. Make number sentences.
Practise addition strategies - Bridging decades, changing order of addends, compensation strategy
4:14E Mental strategies for addition
Extension page. Mental addition using jump strategy, bridging decades, associative strategy, compensation strategy.
4:15 Subtraction, 3 digits, one trade
Complete 3-digit subtractions with one trade and make up number stories. Complete algorithms and check using jump strategy.
4:16 Subtraction with trading
Complete 3-digit subtractions, with trading, including money. Complete problems.
4:16C Subtraction with trading
Complete 3-digit subtractions with trading.
4:16EA Adding millilitres and litres
Extension page. Add litres and millilitres.
4:16EB Shopping
Extension page. Find change by counting on. Find totals and change. Spend \$5.
4:17 Estimating with addition
Estimate answer by rounding to nearest 100 and complete. Complete algorithm and check by rounding. Find an estimate, then use a calculator to complete.
4:18 Estimating with subtraction
Estimate answers to subtractions by rounding and complete. State reasonableness of answer. Complete algorithms and estimate to check. Estimate answers and check with a calculator.
4:19 Addition and subtraction strategies
Use jump, split and patterns strategies to add and subtract.
4:20 Addition and subtraction
Complete addition and subtraction questions and check using inverse operation. Circle incorrect answers to given algorithms and write correct answers.
4:20C Addition and subtraction
Complete addition and subtraction questions and check using inverse operation. Write the missing numbers in given algorithms to get correct answers.
Extension page. Complete algorithms, looking for tens. State what the questions could be about e.g. temperatures, heights. Write algorithms for headings e.g. length of fingers on left hand.
4:21 Subtraction from 100s
Explore ways to subtract from hundreds - decomposition, working mentally, part decomposition, equal addends.
4:22 Subtraction from 100s
Practise ways to subtract from hundreds - decomposition, working mentally, part decomposition, equal addends.
4:22C Giving change
Count on, using the jump strategy, to find change.
4:22PT Progress test
Test of Addition and Subtraction
4 digit addition without trading. Convert from grams to kilograms, or between millilitres and litres. Practise mental addition.
4:23C Speed tests
Addition and subtraction speed tests. Record results in a table.
4:24 Subtraction, 4 digits, no trading
Practise subtracting 4 digits without trading. Practise mental subtraction.
Practise adding 4 digits with trading, including distances.
4:25E Adding up to four numbers
Extension page. Practise adding up to 4 numbers. Find the missing numbers. Replace shapes with numbers and complete. Which 4 numbers add to given total?
4:26 Subtraction algorithm, trading
Complete subtraction algorithms and problems, with trading.
4:27 Subtracting from thousands
Subtract from thousands using the 1999 + 1 method or a quick trade method.
4:27C Subtraction
Trade 1 thousand for 10 hundreds and complete subtraction algorithms and problems.
4:27PT Progress test
Test of Addition and Subtraction
4:AC New Maths Builder Texts
Placeholder
4:ACC Year 4 Cover
Placeholder
4:NA00C Contents: Year 4 Maths Builder text
Contents
The answers to the Year 4 Maths Builder text 4: 4:NA01-4:NA21
The answers to the Year 4 Maths Builder text 4: 4:NA22-4:NA42
The answers to the Year 4 Maths Builder text 4: 4:NA42C-4:NA88C
Use Base 10 materials to trade and complete the addition algorithms.
Use Base 10 materials to trade and complete the addition algorithms.
Use Base 10 materials to trade and complete the addition algorithms and problems. Round off answers to money questions.
4:NA06 Subtraction with trading
4:NA06C Subtraction with trading
Complete algorithms and use jump or split strategy, or inverse operations, to check.
4:NA06S Subtraction with trading
Subtraction with trading, using Base 10 blocks, problem solving.
4:NA07 Addition and subtraction
4:NA07C Addition and subtraction
Extension page. Years and place value. 3 and 4 line addition algorithms. Doubling and near doubling strategy practice. Write 5 two-digit numbers that total under 100. Write 4 two-digit numbers that subtract from 60 leaving zero. Fill in the missing numbers.
4:NA07S Addition and subtraction
Addition and subtraction algorithms, trading. Calculate and compare distances.
Match each question to the position of its answer on the number line.
4:NA09 Inverse operations
Complete each algorithm and check your answer using the inverse operation.
Write each question as an algorithm and find the answer.
4:NA22C Addition of more than two numbers
Multi-line additions of 3-digit numbers, with and without trading.
Addition with one trade, using concrete materials, if needed. Check answers using inverse operations.
4:NA23S Addition of four numbers
Extension page. Estimate and add multiple line algorithms with trading. Explore changing a calculator display. Estimate how many days you've been alive. Write an algorithm to find exact number.
4:NA24 Subtraction, 3 digits, no trading
Write each question as an algorithm and find the answer.
4:NA25 Subtraction with trading
Use place value blocks to help you if they are needed.
4:NA25C Subtraction with trading
Complete 3-digit subtractions with trading.
4:NA26 Rounding to estimate answers
Round each number to the nearest 10, then find an estimate for the answer.
4:NA26C Addition using Base 10 blocks
Problem solving with money and addition of 1 and 2 digit numbers, using Base 10 blocks.
4:NA27 Addition, 3 digits
4:NA27C Addition of four numbers
Extension page. Estimate and add multiple line algorithms with trading. Explore changing a calculator display. Estimate how many days you've been alive. Write an algorithm to find exact number.
Write and solve a problem
Complete addition algorithms and problems that have 2 trades.
4:NA28S Addition up to five numbers
Practise adding up to 5 numbers with trading. Make number sentences.
4:NA54 Subtraction with trading
4:NA54C Subtraction, 3 digits, one trade
Complete 3-digit subtractions with one trade and make up number stories. Complete algorithms and check using jump strategy.
4:NA54S Addition and subtraction
Complete addition and subtraction questions and check using inverse operation. Write the missing numbers in given algorithms to get correct answers.
4:NA55C Mental strategies for addition
Mental addition using jump strategy, bridging decades, associative strategy, compensation strategy.
4:NA56 Estimating with addition
Estimate your answer by rounding to the nearest 100 then completing the algorithm.
4:NA57 Estimating with subtraction
Estimate your answer by rounding to the nearest 100 then complete the algorithm.
Using the jump strategy. Using the split strategy. Using patterns to extend number facts.
4:NA58C Addition and subtraction
Complete addition and subtraction questions and check using inverse operation. Circle incorrect answers to given algorithms and write correct answers.
4:NA59 Subtraction from 100s
4:NA60 Subtraction from 100s
Subtraction from 100s
4:NA61 Calculating change
Using the jump strategy to give change from \$20.
4:NA62 Problems involving money
Count to find the change.
4:NA63 Using 4 digits, no trading
Change from grams to kilograms and grams. Change from millilitres to litres and millilitres.
4:NA63C Using 4 digits, no trading
Practise addition and subtraction 4 digits without trading. Practise mental subtraction.
4:NA64C Adding up to four numbers
Extension page. Practise adding up to 4 numbers. Find the missing numbers. Replace shapes with numbers and complete. Which 4 numbers add to given total?
4:NA69 Subtraction algorithm, trading
Complete the subtraction algorithms.
4:NA70 Subtracting from thousands
Subtraction
4:NA87 Addition to 5 digits
Addition to 5 digits
4:NA87C 5-digit addition and subtraction
Addition and subtraction of 5-digit numbers with trading. Rounding to find totals. Match the correct number to make each algorithm true.
4:NA88 Subtraction to 5 digits
Subtraction to 5 digits
4:NA88C 5-digit addition and subtraction
Addition and subtraction of 5-digit numbers with trading. Rounding to find totals. Match the correct number to make each algorithm true.