# SSAT Elementary Level Math : Operations

## Example Questions

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### Example Question #1 : Operations

Explanation:

Write 342.  Write 31 just below it, with the 3 under the 4, and the 1 under the 2.  Now subtract straight down, starting on the right side.

### Example Question #2 : Operations

Explanation:

The bottom is the same in both fractions. This means that we can subtract straight across for the top numbers.  The bottom number remains the same.

### Example Question #3 : Operations

Find the difference.

Explanation:

Subtract the ones , then the tens, then the hundres place.  The difference is 414.

Explanation:

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### Example Question #8 : Operations

Find the difference.

Explanation:

Line up the digits vertically. When subtracting the digits in the ones place, you will need to borrow a ten, so the 8 in the tens place becomes a 7 and the 1 in the ones place becomes 11. Now subtract the digits in the ones place . Now subtract the digits in the tens place . The difference is 55.

### Example Question #9 : Operations

Derrick saw nine birds sitting on a tree branch. Three flew away. Then two more flew away. How many birds are on the tree branch now?

Explanation:

Six are left, then two more flew away: .

Four birds are left on the branch.

### Example Question #10 : Operations

Find the difference between 327 and 531.

Explanation:

To find the difference, you need to subtract. When subtracting, always remember to put the greater number first!

Line the numbers up vertically.

Subtract each column, starting with the ones place and moving to the left. You will need to cancel in order to subtract the ones.

The difference between 327 and 531 is 204.

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