2: Math, Science 2026 Expert
Verifed Ace the Test
Order of Operations - ANSWER ✔✔PEMDAS
Parentheses
Exponents
Multiplication
Division
Addition
Subtraction
, (between roots and exponents, do whatever comes first in the problem)
What is the easiest way to find a common denominator? - ANSWER
✔✔multiply all the denominators
How do you multiply fractions? - ANSWER ✔✔multiply numerator x
numerator
mutiply denominator x denominator
(don't need a common denominator)
how do you divide fractions? - ANSWER ✔✔flip the second fraction
and then multiply
Z^-2 - ANSWER ✔✔1
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zxz
perfect square number - ANSWER ✔✔Taking a positive integer and
multiplying it by itself equals a perfect square.
Example: 3 x 3 = 9
9 is a perfect square.
what is the distributive property? - ANSWER ✔✔A (B+C) = AB + AC