The measure of an angle with a measure between 0 and 90 degrees.
Acute Angle
Step by step used to solve a mathematical equation.
Standard algorithm
The top and bottom numbers in a fraction.
Numerator and denominator.
To decided if something is greater than, less than or equal.
Compare
A measure of liquid capacity.
Volume
Figures or angles that have the same size and shape.
Congruent
When two numbers are multiplied, the product is the same regardless of the order of the factors.
5 x 2 = 2 x 5
Commutative property
Different fractions that are equal to the same number.
Equivalent fractions
A number that only has only 1 and itself for factors.
Prime number
A way to write numbers using words.
Word form
Where lines cross and have one common point.
Intersecting lines.
The expression of a fraction in the base of ten.
For example: Three and 4 tenths
Decimal
A fraction in which the numerator is greater than the denominator.
Improper fraction.
A close guess to the actual value, educational guess.
Estimate
Plane or flat shape.
2 dimensional
Distinct lines lying in the same plane and they never intersect.
Two intersecting lines have four right angles formed at intersecting points.
Parallel
Perpendicular
Answer to an add, subtract, multiplication and division problem.
Sum
Difference
Product
Quotient
A number that is the sum if a whole number and a proper fraction.
Mixed number.
An answer based on good number sense.
Reasonableness
Length x width =
Area
An angle 90 to 180 degrees.
Obtuse.
Numbers that are multiplied together to get a product.
Skip counting.
Factors and multiples
A fraction with a numerator of 1.
Unit fraction.
The set of numbers that include zero and all the natural numbers.
Whole numbers.
A line that divides a figure into two congruent (same) parts each is a mirror image of itself.
Symmetrical