2nd grade math terms

Front

What is a polygon?

Back

A flat or plane, two-dimensional closed shape with straight sides.

Front

What are the key words in the problem: 'How many more dogs are there than cats?'

Back

how many more

Front

What does 'difference' mean in math?

Back

Subtract

Front

What does 'how many more' mean in math?

Back

Subtraction

Front

What is the difference between a square and a rectangle?

Back

All 4 sides/edges of a square are equal, whereas a rectangle has its opposite sides equal.

Front

What is a square?

Back

A polygon with 4 equal sides and 4 right angles.

Front

What is a rectangle?

Back

A polygon with 4 sides where opposite sides are equal and all angles are right angles.

Front

What does it mean to add in math?

Back

To combine two or more numbers to get a total.

Front

What does it mean to subtract in math?

Back

To take one number away from another.

Front

What is a triangle?

Back

A polygon with 3 sides.