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Mixed Age Year 3 and 4 Addition and Subtraction Step 9 Resource Pack

Mixed Age Year 3 and 4 Addition and Subtraction Step 9 Resources

Step 9: Mixed Age Year 3 and 4 Addition and Subtraction Step 9

Mixed Age Year 3 and 4 Addition and Subtraction Step 9 Resource Pack includes a teaching PowerPoint and differentiated varied fluency and reasoning and problem solving resources for this step which covers Year 3 Estimate Answers & Year 4 Estimate Answers 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 9 pack includes:

  • Mixed Age Year 3 and 4 Addition and Subtraction Step 9 Teaching PowerPoint with examples for both year groups.
  • Year 3 Estimate Answers Varied Fluency with answers.
  • Year 4 Estimate Answers 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

Differentiation for Year 3 Estimate Answers:

Varied Fluency
Developing Questions to support finding near numbers and estimating answers​ (using numbers under 100). Number line with start, end and middle markers given for each question.​
Expected Questions to support finding near numbers and estimating answers​ (using numbers under 1,000). Some number lines used with start and end markers.​
Greater Depth Questions to support finding near numbers and estimating answers (using numbers under 1,000).​

Reasoning and Problem Solving
Questions 1, 4 and 7 (Problem Solving)
Developing Using given clues, estimate the 2-digit number that meets the criteria. Number line with start, end and middle markers given.
Expected Using given clues, estimate the 3-digit number that meets the criteria. Number line with start and end markers given.
Greater Depth Using given clues, estimate the 3-digit number that meets the criteria. No number line given.

Questions 2, 5 and 8 (Problem Solving)
Developing Create a 2-digit addition or subtraction that produces a given estimated answer using six digit cards. Number line with start, end and middle markers given.
Expected Create a 3-digit addition or subtraction that produces a given estimated answer using six digit cards.
Greater Depth Create a 3-digit addition or subtraction that produces a given estimated answer using six digit cards, where two are blank.

Questions 3, 6 and 9 (Reasoning)
Developing Using estimation, explain which statement is correct. Number line given with start, middle and end markers.
Expected Using estimation, explain which statement is correct. Number line given with start and end markers.
Greater Depth Using estimation, explain which statement is correct. No number line given.

Differentiation for Year 4 Estimate Answers:

Varied Fluency
Developing Questions to support estimating using rounding to the nearest 10 or 100. Includes numbers up to 1,000. Pictorial support for each question.
Expected Questions to support estimating using rounding to the nearest 10, 100 or 1,000. Includes numbers up to 10,000. No pictorial support.
Greater Depth Questions to support estimating using rounding to the nearest 10, 100 or 1,000. Includes numbers up to 10,000 and some unconventional partitioning. No pictorial support and using a mixture of numerals and words.

Reasoning and Problem Solving
Questions 1, 4 and 7 (Reasoning)
Developing Identify which calculation is the odd one out by rounding to the nearest 10 or 100. Numbers up to 1,000. Place value counters as pictorial support.
Expected Identify which calculation is the odd one out by rounding to the nearest 10, 100 or 1,000. Numbers up to 10,000.
Greater Depth Identify which calculation is the odd one out by rounding to the nearest 10, 100 or 1,000. Numbers up to 10,000 and written in words.

Questions 2, 5 and 8 (Reasoning)
Developing Compare estimates and explain which is the most sensible. Includes numbers up to 1,000. Place value counters as pictorial support.
Expected Compare estimates and explain which is the most sensible. Includes numbers up to 10,000. Using numerals only.
Greater Depth Compare estimates and explain which is the most sensible. Includes numbers up to 10,000. Using a mixture of numerals and words with some unconventional partitioning.

Questions 3, 6 and 9 (Problem Solving)
Developing Identify the missing number in a calculation by rounding to the nearest 10. Numbers to 1,000. Place value counters as pictorial support.
Expected Identify the missing number in a calculation by rounding to the nearest 10 and nearest 100. Numbers to 10,000.
Greater Depth Identify the missing number in a calculation by rounding to the nearest 100 and 1,000. Numbers to 10,000. Using a mixture of numerals and words with some unconventional partitioning.

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