Praxis Core Exam – Core Academic Skills for Educators Study Guide & Practice Review
How do you multiply fractions? - (ANSWER)Multiply numerators and multiply denominators. Simplify if
you can.
How do you divide fractions? - (ANSWER)Keep, Change, Change! Then multiply fractions! (Multiply by
reciprocal)
How do you add or subtract fractions? - (ANSWER)Find a common denominator and make equivalent
fractions. Then add or subtract.
Complete Lesson 2 - Rational Numbers Lesson on Khan Academy Practice Problems - (ANSWER)
What is a ratio? - (ANSWER)comparison of two or more quantities that are related
What is a proportion? - (ANSWER)A statement of equality between two or more ratios.
How do you divide a mixed number? - (ANSWER)1. Turn whole number into a fraction with the same
denominator as fraction attached
2. Do the same to the other mixed number
3. divide the fraction = multiply by the reciprocal
4. simply
Ratio - (ANSWER)A comparison of two quantities by division
isosceles triangle - (ANSWER)A triangle that has 2 equal sides.
equilateral triangle - (ANSWER)A triangle with three congruent sides
parallelograms - (ANSWER)-opposite sides are parallel
-opposite sides are congruent
, Praxis Core Exam – Core Academic Skills for Educators Study Guide & Practice Review
-opposite angles are congruent
-consecutive angles are supplementary
rectangles - (ANSWER)-four right angles
-diagonals are congruent
squares - (ANSWER)all sides are equal, opposite sides are parallel, all angles are 90 degrees
triangle inequality rule - (ANSWER)The sum of any two sides of a triangle must be greater than the third.
The unknown side length must be longer than the positive difference of the known side length
Transversal of two Parallel Lines - (ANSWER)creates two sets of angles with identical measures at the
intersection
Congruent Triangle Criteria - (ANSWER)SAS
SSS
ASA
AAS
HL
SAS - (ANSWER)Side Angle Side
two pairs of corresponding sides and the corresponding angles are congruent
SSS - (ANSWER)Side Side Side
All three corresponding sides are equal
ASA - (ANSWER)Angle Side Angle
How do you multiply fractions? - (ANSWER)Multiply numerators and multiply denominators. Simplify if
you can.
How do you divide fractions? - (ANSWER)Keep, Change, Change! Then multiply fractions! (Multiply by
reciprocal)
How do you add or subtract fractions? - (ANSWER)Find a common denominator and make equivalent
fractions. Then add or subtract.
Complete Lesson 2 - Rational Numbers Lesson on Khan Academy Practice Problems - (ANSWER)
What is a ratio? - (ANSWER)comparison of two or more quantities that are related
What is a proportion? - (ANSWER)A statement of equality between two or more ratios.
How do you divide a mixed number? - (ANSWER)1. Turn whole number into a fraction with the same
denominator as fraction attached
2. Do the same to the other mixed number
3. divide the fraction = multiply by the reciprocal
4. simply
Ratio - (ANSWER)A comparison of two quantities by division
isosceles triangle - (ANSWER)A triangle that has 2 equal sides.
equilateral triangle - (ANSWER)A triangle with three congruent sides
parallelograms - (ANSWER)-opposite sides are parallel
-opposite sides are congruent
, Praxis Core Exam – Core Academic Skills for Educators Study Guide & Practice Review
-opposite angles are congruent
-consecutive angles are supplementary
rectangles - (ANSWER)-four right angles
-diagonals are congruent
squares - (ANSWER)all sides are equal, opposite sides are parallel, all angles are 90 degrees
triangle inequality rule - (ANSWER)The sum of any two sides of a triangle must be greater than the third.
The unknown side length must be longer than the positive difference of the known side length
Transversal of two Parallel Lines - (ANSWER)creates two sets of angles with identical measures at the
intersection
Congruent Triangle Criteria - (ANSWER)SAS
SSS
ASA
AAS
HL
SAS - (ANSWER)Side Angle Side
two pairs of corresponding sides and the corresponding angles are congruent
SSS - (ANSWER)Side Side Side
All three corresponding sides are equal
ASA - (ANSWER)Angle Side Angle
