5th Grade STAAR Math Vocabulary

Sum

• The result of multiplying two numbers.

• The result of subtracting one number from another.

• The result of adding two or more numbers.

• The result of dividing one number by another.

Quotient

• The result of adding two numbers together.

• The result of subtracting one number from another.

• The result of dividing one number by another.

• The result of multiplying two numbers together.

Area

• The space inside a shape. Example: A rectangle with length 5 and width 3 has an area of 5 × 3 = 15.

• The perimeter of a shape calculated by adding all sides together.

• The volume of a shape calculated by multiplying length, width, and height.

• The total length of all edges of a three-dimensional shape.

Composite Number

• A number that has only two factors.

• A number that has more than two factors. Example: 4, 6, 8, 9, 10 are composite numbers.

• A prime number that is greater than 1.

• A number that is divisible by 1 and itself only.

Prime Number

• A number greater than 1 that has exactly two factors: 1 and itself.

• A number that is divisible by any other number.

• A number that is less than 1 and has no factors.

• A number that can be expressed as a product of two integers.

Parallel Lines

• Two lines that never intersect.

• Two lines that meet at a right angle.

• Two lines that are always the same distance apart but can intersect.

• Two lines that are curved and never meet.

Volume

• The amount of space inside a 2D shape.

• The amount of space inside a 3D shape. Example: A cube with sides of 4 has a volume of 4 × 4 × 4 = 64.

• The total surface area of a shape.

• The weight of a substance in a given volume.

Numerator

• The bottom number in a fraction, representing the total parts.

• The top number in a fraction, representing how many parts are taken.

• A term used to describe the whole number in a mixed number.

• The number that indicates the value of the fraction as a whole.

Denominator

• The top number in a fraction, representing the part of the whole.

• The bottom number in a fraction, representing the total parts in a whole. Example: In 2/7, 7 is the denominator.

• A number that is multiplied by another number to get a product.

• A term used to describe the difference between two fractions.

Product

• The result of adding two or more numbers.

• The result of multiplying two or more numbers.

• The result of subtracting one number from another.

• The result of dividing one number by another.