PRAXIS CORE QUESTIONS AND ANSWERS 2025-2026
Whole Numbers
0 and go on forever: 1, 2, 3 and so on. Each whole number is separated from the next
by a quantity of 1
Partial Numbers
Fractions and decimals; not whole numbers
Positive and Negative numbers
a negative number is the opposite of a positive number, and vice versa.
Integers
All the whole numbers and their opposites. The only integer that doesn't have an
opposite is 0
Absolute Value
an integer's positive distance from 0. It's value without a negative sign.
Ex: |4| = 4 or |-4| = 4
Working with integers
* Subtracting an integer is the same as adding its opposite, and adding a number is the
same as subtracting its opposite.
*If an even number of negative integers are multiplied or divided, the product is positive.
If an odd number of negative integers are multiplied or divided, the product is negative.
*To add two integers with the same sign, add their absolute values and give the sum of
the sign that both numbers have
* To add two integers with opposite signs, subtract the smaller absolute value from the
greater absolute value and give the difference the sign of the number with the greater
absolute value.
Factor
a factor of a whole number is the whole number that can be divided into it a whole
number of times.