Question
PSLE
Two rectangular mats, each 4 m by 2 m, are place on the floor of a rectangular room as shown. The mats overlap. The area of the floor covered by the overlap is 2.5 m2. Find the area of the floor not covered by the mats.
2 m

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PSLE
Two rectangular mats, each 4 m by 2 m, are place on the floor of a rectangular room as shown. The mats overlap. The area of the floor covered by the overlap is 2.5 m2. Find the area of the floor not covered by the mats.