NYSTCE: Math multi-subject part 2 Exam
Guide (Latest Update 2025) Mostly
definitions
Numbers - Correct Answer ✅ The basic building blocks of
mathematics
Integers - Correct Answer ✅ whole numbers and their
opposites, includes zero, does not include fractions
prime number - Correct Answer ✅ A whole number that
has exactly two factors, 1 and itself.
composite number - Correct Answer ✅ A whole number
greater than 1 that has more than two factors.
The decimal or base 10 system - Correct Answer ✅ is a
number system that uses ten different digits (0, 1, 2, 3, 4, 5,
6, 7, 8, 9).
Rational Numbers - Correct Answer ✅ All positive and
negative integers, fractions and decimal numbers. Ant
number that can be written as a fraction, any terminating or
repeating decimals
,NYSTCE: Math multi-subject part 2 Exam
Guide (Latest Update 2025) Mostly
definitions
irrational numbers - Correct Answer ✅ Numbers that
cannot be expressed as a ratio of two integers. Their decimal
expansions are nonending and nonrepeating.
real numbers - Correct Answer ✅ All rational and irrational
numbers, does not include imaginary
perfect square - Correct Answer ✅ A rational number
whose square root is a whole number
absolute value - Correct Answer ✅ The distance a number
is from zero on a number line. ALWAYS POSITIVE
Making a decimal a fraction - Correct Answer ✅ Let's
say .24
-put 24 over 100
-then it reduces to 6/25
,NYSTCE: Math multi-subject part 2 Exam
Guide (Latest Update 2025) Mostly
definitions
part=%(whole) - Correct Answer ✅ For word problems
Percent Change Formula or Error - Correct Answer ✅
Percent Change =(final value−initial value)/initial value×100
Or
(amount of change)/(original amount)x 100
Dividing Fractions - Correct Answer ✅ multiply by the
reciprocal
scientific notation - Correct Answer ✅ A method of writing
or displaying numbers in terms of a decimal number between
1 and 10 multiplied by a power of 10. a x 10^n
dividend - Correct Answer ✅ the number that is being
divided
divisor - Correct Answer ✅ the number you divide by
, NYSTCE: Math multi-subject part 2 Exam
Guide (Latest Update 2025) Mostly
definitions
greatest common factor - Correct Answer ✅ The largest
factor that two or more numbers have in common.
least common multiple - Correct Answer ✅ The smallest
multiple (other than zero) that two or more numbers have in
common.
unit price - Correct Answer ✅ A unit rate that gives the
cost per unit.
t=pn
*t=total price
*p=unit price
*n=number of objects
unit rate - Correct Answer ✅ A rate in which the second
quantity in the comparison is one unit.
-like if you travel 30 miles in 2 hours, the unit rate would be
15miles in 1 hour
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