3rd Grade Math Vocabulary

Multiple Choice

Same shape and same size.

• model

• value

• congruent

• perimeter

Multiple Choice

A drawing with base-ten blocks to represent a math problem.

• equivalent

• product

• perimeter

• model

Multiple Choice

Writing a number using the number value/place value. Stretching out the number.

• expanded form

• standard form

• word form

• sum

Multiple Choice

The distance around a closed shape.

• perimeter

• product

• area

• model

Multiple Choice

Measuring the space inside a closed shape.

• perimeter

• product

• area

• digit

Multiple Choice

The answer in a multiplication problem.

• quotient

• addend

• sum

• product

Multiple Choice

Writing a number using numbers.

• expanded form

• standard form

• word form

• equivalent

Multiple Choice

The answer in an addition problem.

• difference

• sum

• product

• factor

Multiple Choice

Writing a number using words.

• expanded form

• standard form

• word form

• model

Multiple Choice

Two or more sets that are equal.

7 x 3 = 21 x 1

• place value

• model

• digit

• equivalent

Multiple Choice

How much something is worth.

$$$$$$$$$

• value

• difference

• sum

• model

Multiple Choice

The value of a digit is based on its place in a number.

• sum

• difference

• place value

• quotient

Multiple Choice

The answer in a subtraction problem.

1000-111=889

• difference

• quotient

• sum

Multiple Choice

A number which is added to another.

1000 + 777 = 1777

• factor

• addend

Multiple Choice

Which of the following shapes show a line of symmetry?

Multiple Choice

How many lines of symmetry are there on an equilateral triangle?

• 0

• 1

• 2

• 3

Multiple Choice

What does the image show?
(The whole thing, not just the points)

• a ray
• a line
• parallel lines
• line segment

Multiple Choice

What does the image show?

• a line
• a line segment
• a ray
• a point

Multiple Choice

What does the image show? 
(The whole thing, not just the points)

• a ray
• a line
• a line segment
• a point

Multiple Choice

Straight lines that remain the same distance apart and never cross.

• Congruent

• Polygon

• Parallel Lines

• Edge

Multiple Choice

A two-dimensional closed figure with at least 3 sides, where all sides are straight (no curves).

• Polygon

• Vertex

• Cone

• Regular Figure

Multiple Choice

A polygon with 4 sides and 4 vertices

• Quadrilateral

• Pyramid

• Octagon

• Pentagon

Multiple Choice

Perpendicular lines form ____________ angles.

• acute

• right

• obtuse

• perpendicular lines never cross

Multiple Choice

The answer to a division problem.

21 ÷ 7 = 3

• sum

• difference

• product

• quotient

Multiple Choice

The top number in a fraction that tells you how many pieces are being counted.

• numerator

• denominator

• fraction greater than one

• equivalent

Multiple Choice

The bottom number in a fraction that tells you how many pieces make up the whole.

• numerator

• denominator

• equivalent

• fraction greater than 1

Multiple Choice

A shape with four equal sides and four right angles.

• trapezoid

• square

• rhombus

• rectangle

Multiple Choice

A shape with two pairs of parallel sides

• parallelogram

• hexagon

• triangle

• pentagon

Multiple Choice

The amount of space an object takes up.

• volume

• mass

• temperature

• length

Multiple Choice

The amount of matter in an object.

• volume

• mass

• temperature

• length