On the floor 2

The floor area of a living room is 9 7/9 m2. A carpet with an area of 5 5/8 m2 is placed on the floor. Find the area of the room is not covered with carpet.

Correct result:

x =  4.1528 m2

Solution:

a=979=9⋅ 9+79=889≐9.7778 m2 c=558=5⋅ 8+58=458=5.625 m2  x=a−c=9.7778−5.625=29972=4.1528 m2

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