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# Mixed Age Year 3 and 4 Addition and Subtraction Step 6 Resource Pack

## Step 6: Mixed Age Year 3 and 4 Addition and Subtraction Step 6

Mixed Age Year 3 and 4 Addition and Subtraction Step 6 Resource Pack includes a teaching PowerPoint and differentiated varied fluency and reasoning and problem solving resources for this step which covers Year 3 Subtract a 2-Digit Number from a 3-Digit Number & Year 4 Subtract Two 4-Digit Numbers 2 for Autumn Block 2.

### What's included in the Pack?

This Mixed Age Year 3 and 4 Addition and Subtraction Step 6 pack includes:

• Mixed Age Year 3 and 4 Addition and Subtraction Step 6 Teaching PowerPoint with examples for both year groups.
• Year 3 Subtract 2-Digits from 3-Digits Numbers Varied Fluency with answers.
• Year 3 Subtract 2-Digits from 3-Digits Numbers Reasoning and Problem Solving with answers.
• Year 4 Subtract Two 4-Digit Numbers 2 Varied Fluency with answers.
• Year 4 Subtract Two 4-Digit Numbers 2 Reasoning and Problem Solving with answers.

#### National Curriculum Objectives

Differentiation for Year 3 Subtract a 2-Digit Number from a 3-Digit Number:

Varied Fluency
Developing Questions to support subtracting a 2-digit number from a 3-digit number with some exchanging. Using Base 10 and numerals only. Pictorial support for all questions, with some scaffolding provided using Base 10 where an exchange takes place.
Expected Questions to support subtracting a 2-digit number from a 3-digit number with exchanging. Using numerals and some pictorial representations.
Greater Depth Questions to support subtracting a 2-digit number from a 3-digit number with exchanging. Using numerals, words and mixed representations within a question.

Reasoning and Problem Solving
Questions 1, 4 and 7 (Problem Solving)
Developing Find the missing values by subtracting a 2-digit number from a 3-digit number with some exchanging. Using Base 10 and numerals only. Pictorial support and scaffolding provided. Using Base 10 where an exchange takes place.
Expected Find the missing values by subtracting a 2-digit number from a 3-digit number with exchanging. Using numerals only.
Greater Depth Find the missing values by subtracting two 2-digit numbers from a 3-digit number with exchanging. Using numerals only.

Questions 2, 5 and 8 (Reasoning)
Developing Explain who has correctly subtracted a 2-digit number from a 3-digit number with some exchanging. Using Base 10 and numerals only. Pictorial support and scaffolding provided. Using Base 10 where an exchange takes place.
Expected Explain who has correctly subtracted a 2-digit number from a 3-digit number with exchanging. Using numerals and pictorial representations.
Greater Depth Explain who has correctly subtracted a 2-digit number from a 3-digit number with exchanging. Using numerals and mixed representations within a question.

Questions 3, 6 and 9 (Reasoning)
Developing Identify and explain the mistake in a column subtraction using knowledge of subtracting a 2-digit number from a 3-digit number with some exchanging. Using numerals only.
Expected Identify and explain the mistake using knowledge of subtracting a 2-digit number from a 3-digit number with exchanging. Using numerals only.
Greater Depth Identify and explain the mistake using knowledge of subtracting a 2-digit number from a 3-digit number with exchanging. Using numerals with multiple exchanges.

Differentiation for Year 4 Subtract Two 4-Digit Numbers 2:
Varied Fluency
Developing Questions to support subtracting two 4-digit numbers with up to one exchange. Pictorial support for all questions, including place value grids. No use of zero as a place holder.
Expected Questions to support subtracting two 4-digit numbers with one exchange. Calculations presented in column format or using place value grids. Some use of zero as a place holder.
Greater Depth Questions to support subtracting two 4-digit numbers with one exchange. Calculations presented in a variety of formats including, column, linear, bar model and part whole model. Use of zero as a place holder.

Reasoning and Problem Solving
Questions 1, 4 and 7 (Reasoning)
Developing Complete the calculation by subtracting two 4-digit numbers with one exchange. Calculations presented in place value grid. No use of zero as a place holder.
Expected Complete the calculation by subtracting two 4-digit numbers with one exchange. Calculations presented in column format. Some use of zero as a place holder.
Greater Depth Complete the calculation by subtracting two 4-digit numbers with one exchange. Calculations presented in a linear format. Use of zero as a place holder.

Questions 2, 5 and 8 (Reasoning)
Developing Investigate ways to complete a subtraction calculation with one exchange. Calculations presented in place value grid. No use of zero as a place holder.
Expected Investigate ways to complete a subtraction calculation with one exchange. Calculations presented in column format. Some use of zero as a place holder.
Greater Depth Investigate ways to complete a subtraction calculation with one exchange. Calculations presented as a part whole model. Use of zero as a place holder.

Questions 3, 6 and 9 (Problem Solving)
Developing Identify and explain where an exchange must take place when subtracting two 4-digit numbers with one exchange. Calculations presented in a place value grid. No use of zero as a place holder.
Expected Identify and explain where an exchange must take place when subtracting two 4-digit numbers with one exchange. Calculations presented in column format. Some use of zero as a place holder.
Greater Depth Identify and explain where an exchange must take place when subtracting two 4-digit numbers with one exchange. Calculations presented in a linear format. Use of zero as a place holder.