2nd grade math review

Front

What time is represented by 9:00?

Back

9:00 is a representation of the hour hand pointing at 9 and the minute hand pointing at 12, indicating the start of the ninth hour.

Front

What shape has no vertices, no sides, and no angles?

Back

A circle is a shape that has no vertices, no sides, and no angles.

Front

What fraction represents three-fourths?

Back

Three-fourths is represented as 3/4, indicating that 3 out of 4 equal parts are being considered.

Front

What is the name of a three-dimensional shape with six equal square faces?

Back

A cube is a three-dimensional shape with six equal square faces.

Front

If Pierre has 13 boxes of legos and his mother buys 10 more, how do you calculate the total?

Back

To find the total number of boxes, add the two amounts: 13 + 10 = 23 boxes of legos.

Front

What is the definition of a vertex in geometry?

Back

A vertex is a point where two or more lines or edges meet.

Front

What is the difference between a square and a rectangle?

Back

A square has all sides of equal length, while a rectangle has opposite sides that are equal in length.

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Front

What is the total number of sides in a triangle?

Back

A triangle has a total of 3 sides.

Front

What is the perimeter of a rectangle with a length of 5 units and a width of 3 units?

Back

The perimeter of a rectangle is calculated as P = 2(length + width). For this rectangle, P = 2(5 + 3) = 16 units.