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Mixed Age Year 3 and 4 Addition and Subtraction Step 10 Resource Pack

Mixed Age Year 3 and 4 Addition and Subtraction Step 10 Resources

Step 10: Mixed Age Year 3 and 4 Addition and Subtraction Step 10

Mixed Age Year 3 and 4 Addition and Subtraction Step 10 Resource Pack includes a teaching PowerPoint and differentiated varied fluency and reasoning and problem solving resources for this step which covers Year 3 Check Answers & Year 4 Checking Strategies for Autumn Block 2.

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What's included in the Pack?

This Mixed Age Year 3 and 4 Addition and Subtraction Step 10 pack includes:

  • Mixed Age Year 3 and 4 Addition and Subtraction Step 10 Teaching PowerPoint with examples for both year groups.
  • Year 3 Check Answers Varied Fluency with answers.
  • Year 3 Check Answers Reasoning and Problem Solving with answers.
  • Year 4 Checking Strategies Varied Fluency with answers.
  • Year 4 Checking Strategies Reasoning and Problem Solving with answers.

National Curriculum Objectives

Mathematics Year 3: (3C3) Estimate the answer to a calculation and use inverse operations to check answers

Mathematics Year 4: (4C2) Add and subtract numbers with up to 4 digits using the formal written methods of columnar addition and subtraction where appropriate

Mathematics Year 4: (4C3) Estimate and use inverse operations to check answers to a calculation

Mathematics Year 4: (4C4) Solve addition and subtraction two-step problems in contexts, deciding which operations and methods to use and why

Differentiation for Year 3 Check Answers:

Varied Fluency
Developing Questions to support checking answers to addition and subtraction calculations using the inverse operation. Using any 2-digit number with no exchanging.​
Expected Questions to support checking answers to addition and subtraction calculations using the inverse operation. Using either two 2-digit numbers or two 3-digit numbers and including some exchanging.​
Greater Depth Questions to support checking answers to addition and subtraction calculations using the inverse operation. Using 2-digit and 3-digit numbers within the same calculation and with up to two exchanges.

Reasoning and Problem Solving
Questions 1, 4 and 7 (Reasoning)
Developing Identify and explain the odd one out of 4 versions of a calculation. Includes 2-digit numbers with no exchanging.
Expected Identify and explain the odd one out of 4 versions of a calculation. Includes two 2-digit or two 3-digit numbers including some exchanging.
Greater Depth Identify and explain the odd one out of 4 versions of a calculation. Includes 2-digit and 3-digit numbers within the same calculation with up to two exchanges.

Questions 2, 5 and 8 (Reasoning)
Developing Explain and correct the mistake made when checking an answer to a calculation. Includes 2-digit numbers with no exchanging.
Expected Explain and correct the mistake made when checking an answer to a calculation. Includes two 2-digit or two 3-digit numbers including some exchanging.
Greater Depth Explain and correct the mistake made when checking an answer to a calculation. Includes 2-digit and 3-digit numbers within the same calculation with up to two exchanges.

Questions 3, 6 and 9 (Problem Solving)
Developing Use digit cards to complete the calculation. Use the inverse operation to check the calculation is correct. Includes 2-digit numbers with no exchanging.
Expected Use digit cards to complete the calculation. Use the inverse operation to check the calculation is correct. Includes two 2-digit or two 3-digit numbers including some exchanging.
Greater Depth Use digit cards to complete the calculation. Use the inverse operation to check the calculation is correct. Includes 2-digit and 3-digit numbers within the same calculation with up to two exchanges.

Differentiation for Year 4 Checking Strategies:

Varied Fluency
Developing Questions to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with no exchange. Most numbers used are multiples of ten.
Expected Questions to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with exchanges. Includes numerals only.
Greater Depth Questions to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with exchanges and where inefficient methods or representations have been used. Includes numerals and words.

Reasoning and Problem Solving
Questions 1, 4 and 7 (Problem Solving)
Developing Find the values to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with no exchange. Most numbers used are multiples of ten.
Expected Find the values to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with exchanges. Numerals only.
Greater Depth Find the values to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with exchanges and where inefficient methods or representations have been used. Numerals and words.

Questions 2, 5 and 8 (Reasoning)
Developing Explain whether calculations are correct to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with no exchange. Most numbers used are multiples of ten.
Expected Explain whether calculations are correct to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with exchanges. Numerals only.
Greater Depth Explain whether calculations are correct to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with exchanges and where inefficient methods or representations have been used. Numerals and words.

Questions 3, 6 and 9 (Reasoning)
Developing Prove or disprove a statement to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with no exchange. Most numbers used are multiples of ten.
Expected Prove or disprove a statement to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with exchanges. Numerals only.
Greater Depth Prove or disprove a statement to support using inverse operations to check addition and subtraction of up to two 4-digit numbers with exchanges and where inefficient methods or representations have been used. Numerals and words.

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