# Mixed Age Year 3 and 4 Length Perimeter and Area Step 7 Resource Pack

## Step 7: Mixed Age Year 3 and 4 Length Perimeter and Area Step 7

Mixed Age Year 3 and 4 Length Perimeter and Area Step 7 Resource Pack includes a teaching PowerPoint and differentiated varied fluency and reasoning and problem solving resources for this step which covers Year 3 Measure Perimeter & Year 4 Perimeter on a Grid for Spring Block 2.

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**What's included in the Pack?**

This Mixed Age Year 3 and 4 Length Perimeter and Area Step 7 pack includes:

- Mixed Age Year 3 and 4 Length Perimeter and Area Step 7 Teaching PowerPoint with examples for both year groups.
- Year 3 Measure Perimeter Varied Fluency with answers.
- Year 3 Measure Perimeter Reasoning and Problem Solving with answers.
- Year 4 Perimeter on a Grid Varied Fluency with answers.
- Year 4 Perimeter on a Grid Reasoning and Problem Solving with answers.

**National Curriculum Objectives**

Mathematics Year 3: (3M7) Measure the perimeter of simple 2-D shapes

Mathematics Year 4: (4M7a) Measure and calculate the perimeter of a rectilinear figure (including squares) in centimetres and metres

**Differentiation for Year 3 Measure Perimeter:**

**Varied Fluency**

**Developing **Questions to support measuring the perimeter of rectangles.

**Expected **Questions to support measuring the perimeter of rectilinear shapes with 6 sides.

**Greater Depth **Questions to support measuring the perimeter of rectilinear shapes with 8 sides. Includes converting measurements (mm to cm).

**Reasoning and Problem Solving**

**Questions 1, 4 and 7 (Reasoning)**

**Developing **Identify and explain which shape is the odd one out. Includes measuring the perimeter of rectangles.

**Expected **Identify and explain which shape is the odd one out. Includes measuring the perimeter of rectilinear shapes with 6 sides.

**Greater Depth **Identify and explain which shape is the odd one out. Includes measuring the perimeter of rectilinear shapes with 8 sides and converting measurements (mm to cm).

**Questions 2, 5 and 8 (Problem Solving)**

**Developing **Work out the missing length of a rectangle when given its perimeter. Includes rectangles made from cm squares.

**Expected **Work out the missing lengths of a rectilinear shape when given its perimeter. Includes rectilinear shapes with 6 sides made from cm squares.

**Greater Depth **Work out the missing lengths of a rectilinear shape when given its perimeter. Includes rectilinear shapes with 8 sides which are not made from cm squares and converting measurements (mm to cm).

**Questions 3, 6 and 9 (Reasoning)**

**Developing **Use given measurements to explain which shape has been drawn by which character. Includes rectangles only.

**Expected **Use given measurements to explain which shape has been drawn by which character. Includes rectilinear shapes with 6 sides.

**Greater Depth **Use given measurements to explain which shape has been drawn by which character. Includes rectilinear shapes with 8 sides and converting measurements (mm to cm).

**Differentiation for Year 4 Perimeter on a Grid:**

**Varied Fluency**

**Developing **Questions to support calculating the perimeter of rectangles on a grid. Shapes include internal grid lines.

**Expected **Questions to support calculating the perimeter of rectilinear shapes on a grid. Shapes include internal grid lines.

**Greater Depth **Questions to support calculating the perimeter of complex rectilinear shapes on a grid. Shapes do not include internal grid lines.

**Reasoning and Problem Solving**

**Questions 1, 4 and 7 (Reasoning)**

**Developing **Identify and explain the odd one out of 3 rectangles on a grid. Shapes include internal grid lines.

**Expected **Identify and explain the odd one out of 4 rectilinear shapes on a grid. Shapes include internal grid lines.

**Greater Depth **Identify and explain the odd one out of 4 rectilinear shapes on a grid. Shapes do not include internal grid lines.

**Questions 2, 5 and 8 (Reasoning)**

**Developing **Explain the mistake made when calculating the perimeter of a rectangle on a grid. Shapes include internal grid lines.

**Expected **Explain the mistake made when calculating the perimeter of a rectilinear shape on a grid. Shapes include internal grid lines.

**Greater Depth **Explain the mistake made when calculating the perimeter of a complex rectilinear shape on a grid. Shapes do not include internal grid lines.

**Questions 3, 6 and 9 (Problem Solving)**

**Developing **Complete the shape to make a rectangle with the shortest possible perimeter.

**Expected **Complete the shape to make a rectilinear shape with the shortest possible perimeter.

**Greater Depth **Complete the shape to make a complex rectilinear shape with the shortest possible perimeter.

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