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Find the math problems in the second grade of elementary school, such as how much is a circle multiplied by a square multiplied by a triangle, and how much is each shape.
Answer: Number of squares: 54÷6=9 (pieces)

Explain the product of circle, square and triangle. Divide the product of a circle and a triangle to get the number of squares.

Number of laps: 54÷ 18=3 (pieces)

Explain the product of circle, square and triangle. Divide the product of a square and a triangle to get the number of circles.

Number of triangles: 54(9×3)= 2 (pieces)