Halloween Maths Compound Area

Halloween Maths Compound Area of Rectangles, Triangles and Squares.
Haunted House Composite Area

This is a fun printable activity to find the composite areas of the Haunted Houses.
The activity involves finding the areas of rectangles and triangles.
Windows and doors need to be subtracted to find the areas of the front walls of the houses.
There are 4 spooky houses of increasing difficulty.
The students then need to calculate the cost of buying the black paint to paint the house fronts.
There are 6 worksheets. All answers are included.
These questions are designed to be completed without a calculator using π = 3 for Worksheet 5.

✎ Contents:
This resource includes:
• Worksheet 1 – find the area of Haunted House 1, involving areas of rectangles and triangles.
• Worksheet 2 – find the area of Haunted House 2, involving areas of squares, rectangles and triangles.
• Worksheet 3 – find the area of Haunted House 3, involving areas of squares, rectangles and triangles.
• Worksheet 4 – Calculations involving the amount of paint to buy and the cost for each of the 3 haunted houses.
• Worksheet 5 – find the area of the more difficult Haunted Mansion involving areas of squares, rectangles, triangles and a circle.
• Worksheet 6 – Calculations involving the amount of black and grey paint to buy and the cost for the Haunted Mansion, including a 10% discount.
• Teachers notes.
• All answers and model solutions.

✦ Objectives:
This resource has been designed to practice:
• Area of squares
• Area of rectangles (in m)
• Area of triangles (in m)
• Compound areas
• Multiplication
• Addition
• Subtraction
• Division
• Money (in £)
• Decimals
• Word Problems
• Measurements in metres and litres.
• Real world problems.
• Finding 10%

✽ Directions:
Print out a set of 6 worksheets for each student.
This resource can be printed in black and white or colour.
Alternatively, laminate one set of worksheets for students to share.
Or display for your class on a smartboard.

✦ Notes:
All answers are included, so you can easily mark students work.
These questions should take at at least an hour for students to complete.
This resource is aimed at Key Stage 2 and 3 - Years 5 to 9.

✷ Suggestions:
When finished, students could draw their own spooky houses.

♥ You may also like:
Halloween Maths Party Planner
Halloween Maths Puzzles

☞ To view my other resources, please go to Maths Shop