The number sequences may be Even or Odd, or some other simple number sequences.
Digit Problems involve the relationship and manipulation of digits in numbers.
Your subconscious processes prior knowledge and chooses those which become most applicable to the problem at hand.
You recall similar problems, formulae, and theorems that could help you in solving the problem.
Another common type of average problems is the average speed computation.
Coin Problems deal with items with denominated values.
Translating words to equations How to recognize some common types of algebra word problems and how to solve them step by step: Age Problems usually compare the ages of people.
They may involve a single person, comparing his/her age in the past, present or future.
The best way to approach word problems is to “divide and conquer”.
Break the problem down into smaller bits and solve each bit at a time.