# HSPT Quantitative : How to work with number series

## Example Questions

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### Example Question #1 : How To Work With Number Series

What number should come next in this series? __     Explanation:

The pattern is add , subtract . The last operation is .

### Example Question #1 : Number Series*

What number should come next in this series? __     Explanation:

The pattern is subtract , divide by . The last operation is .

### Example Question #1 : Number Series*

What number should come next in this series? __     Explanation:

The pattern in this series is perfect squares:   ... ### Example Question #4 : How To Work With Number Series

What number should come next in this series? __     Explanation:

The pattern is add , then subtract .

The last operation is .

### Example Question #1 : How To Work With Number Series

What number should come next in this series? , __     Explanation:

The pattern is divide by , then add . The last operation is .

### Example Question #2 : How To Work With Number Series

What number should come next in this series? __     Explanation:

The general pattern for this one is subtract each time, but a is placed between each element. Ignoring the 's, the last operation is .

### Example Question #2 : How To Work With Number Series

What number should come next in this series? __     Explanation:

The pattern is divide by , then subtract . The last operation is .

### Example Question #2 : Number Series*

What number should fill in the blank in this series? __      Explanation:

The pattern is multiply by , then add . The operation before the blank is .

### Example Question #1 : How To Work With Number Series

What number should come next in this series? __     Explanation:

Each element in the series adds a number that is one more than the last:     ### Example Question #2 : How To Work With Number Series

What number should come next in this series? __     Explanation:

In this series, a number is subtracted each time. That number always increases by :   ...

The last operation is: ← Previous 1 3 4 5 6 7 8 9 20 21

### All HSPT Quantitative Resources 