2026 EXAM PREPARATION PACK KEY READING
WRITING AND MATH SKILLS WITH SAMPLE
QUESTIONS
◉ rectangular arrays. Answer: uses circles, squares, or objects to
show an end product of two factors. they are arranged into equal
columns and rows. first factor is number of rows and second is
number of columns
◉ equal groups. Answer: great visual strategy. students use the first
factor to create groups and the second to draw dots in each group.
total number of dots is the product
◉ PEMDAS. Answer: Parentheses, Exponents, Multiplication,
Division, Addition, Subtraction
◉ inverse operations. Answer: operations that undo one another
◉ additions inverse is. Answer: subtraction
◉ multiplication inverse is. Answer: division
, ◉ equivalence of expressions. Answer: equivalence can be used to
simplify expressions, often when solving for x
◉ when adding like terms with an exponet. Answer: the exponent
itself stays the same
6x^2 + 6x^2 = 12x^2
◉ parentheses. Answer: used to group part of an expression
together, and indicate that an operation should be applied to the
entire expression inside.
◉ what if there isnt a coefficient in front of parentheses?. Answer:
apply the sign to the equation assuming the value is 1
◉ general steps to solving for x in a linear equation. Answer: 1.
simplify each side following PEMDAS
2. isolate x using inverse operations
3. check using substitution
◉ fundamental counting principle/counting rule. Answer: the
number of outcomes for each event is multiplied to find the total
number of outcomes for the overall problem