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According to the title, the area of this land is:
3*3*60=540 square decimeters.
Switch to 2 dm floor tiles, as needed
540 (2*2)=135 blocks.
135 blocks should be required.
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(3×3×60)÷(2×2)
135 blocks.
The living room of Wang Yang's house is paved with square bricks with a side length of 3 decimeters, which requires 224 pieces. If you use square bricks with a side length of 4 decimeters, you need 168 bricks.
Solution: The area of the living room = the area of 3 decimeters of bricks * 320 pieces = 3 * 3 * 320 = 2880 square decimeters. >>>More
The kitchen is paved with 5 decimeter tiles, 60 blocks are used, and the kitchen area is (15) square meters. >>>More
6 3 = 18 square meters = 1800 square decimeters.
1800 9 = 200 blocks. >>>More
Solution: 4 meters = 40 decimeters 3 meters = 30 decimeters 40, the greatest common divisor of 30 is 10, so use bricks with a side length of 10 decimeters to finish the number = 40 30 (10 10) = 12 pieces.