Number Sense and Operations

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ISEE Lower Level Quantitative Reasoning › Number Sense and Operations

Questions 1 - 6

1

Fill in the blank with the correct symbol.

__________

Explanation

The sign means less than. is less than because of the number in the tens place. is less than , which makes less than .

2

David sees apples on the apple tree. If he picks of them, how many will be left?

Explanation

To solve this problem we will subtract because David is taking away apples.

We can start at and count back .

$\frac{\begin{array}[b]{r}19\ -\ 5\end{array}}{ \ \ \space 14}$

3

Subtract:

$\frac{\begin{array}[b]{r}95\ -\ 10\end{array}}{ \ \ \space}$

Explanation

When we subtract from a two digit number, the only number that changes in our answer is the tens position, and it will always go down by . Mentally, we can subtract from the number in the tens place to find our answer.

$\frac{\begin{array}[b]{r}95\ -\ 10\end{array}}{ \ \ \ \ \space85}$

4

What digit is in the ones place?

Explanation

The ones place is always the first number on the right.

$2{\color{Red} 7}$

5

Fill in the blank

, , __________ , ,

Explanation

In this series we are adding each time, or counting by .

, , , and .

6

If I have quarters and pennies, how many cents do I have?

$78\cent$

$75\cent$

$6\cent$

$9\cent$

Explanation

Each quarter is worth $25\cent$ and each penny is worth $1\cent$ .

We have three quarters and three pennies.

$\frac{\begin{array}[b]{r}25\cent\ \ 25\cent\ +\ 25\cent\end{array}}{ \ \ \ \space 75\cent}$ $\frac{\begin{array}[b]{r}1\cent\ \ 1\cent\ +\ 1\cent\end{array}}{ \ \ \ \space 3\cent}$

$\frac{\begin{array}[b]{r}75\cent\ +\ 3\cent\end{array}}{ \ \ \space 78\cent}$

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