The test almost same as test for teens with more problems about math or numbers, nonverbal items that specifically designed to test the ability of children to recognize differences and similarities, determine mathematical progressions and to deal with quantities and spatial relationship. See the example of (mathematical) number series below.
There is one extra number that does NOT FIT the PATTERN. Which one does not fit the PATTERN?
Explanations: 15 is added each number, and D only added 10, while the other numbers are added 15.