Science (Latest 2024)
Order of Operations - Correct 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? - Correct Answer
✅multiply all the denominators
How do you multiply fractions? - Correct Answer ✅multiply numerator x
numerator
mutiply denominator x denominator
(don't need a common denominator)
how do you divide fractions? - Correct Answer ✅flip the second fraction
and then multiply
Z^-2 - Correct Answer ✅1
---
zxz
perfect square number - Correct Answer ✅Taking a positive integer and
multiplying it by itself equals a perfect square.
Example: 3 x 3 = 9
, CSET Multiple Subjects Subtest 2: Math,
Science (Latest 2024)
9 is a perfect square.
what is the distributive property? - Correct Answer ✅A (B+C) = AB + AC
what is the opposite of distributing? - Correct Answer ✅factoring
what does the commutative property of addition and multiplication tell us? -
Correct Answer ✅order does not matter
a+b=b+a
axb=bxa
what does the associative property of addition and multiplication tell us? -
Correct Answer ✅grouping does not matter
A + (B + C) = (A + B) + C
identity property of addition - Correct Answer ✅any number + 0 equals
itself
identity property of multiplication - Correct Answer ✅any number x 1
equals itself
cerebral cortex - Correct Answer ✅part of the nervous system; 4 lobes,
spatial awareness, consciousness, language, vision (thinking)
cerebellum - Correct Answer ✅part of the nervous system; gray area in
back, timing of motor movement
brain stem - Correct Answer ✅part of the nervous system; cord, life
support, respiration, heartbeat, active during sleep