# ISEE Middle Level Quantitative : Numbers and Operations

## Example Questions

### Example Question #11 : Number & OperationsâFractions

Explanation:

In order to solve this problem, we first have to find common denominators.

Now that we have common denominators, we can add the fractions. Remember, when we add and subtract fractions, we only add or subtract the numerator.

because  can go into  one time, with one left over.

### Example Question #11 : Add And Subtract Fractions With Unlike Denominators: Ccss.Math.Content.5.Nf.A.1

Explanation:

In order to solve this problem, we first have to find common denominators.

Now that we have common denominators, we can add the fractions. Remember, when we add and subtract fractions, we only add or subtract the numerator.

because  and go into  one time with four left over.  can be reduced to  by dividing the numerator and the denominator by

### Example Question #14 : Add And Subtract Fractions With Unlike Denominators: Ccss.Math.Content.5.Nf.A.1

Solve the following:

Explanation:

In order to solve this problem, we first have to find common denominators.

Now that we have common denominators, we can add the fractions. Remember, when we add and subtract fractions, we only add or subtract the numerator.

### Example Question #11 : Number & OperationsâFractions

Solve:

Explanation:

In order to solve this problem, we first have to find common denominators.

Now that we have common denominators, we can add the fractions. Remember, when we add and subtract fractions, we only add or subtract the numerator.

because  can go into  one time with  left over.

### Example Question #71 : Numbers And Operations

Solve:

Explanation:

In order to solve this problem, we first have to find common denominators.

Now that we have common denominators, we can add the fractions. Remember, when we add and subtract fractions, we only add or subtract the numerator.

### Example Question #21 : Number & OperationsâFractions

Solve:

Explanation:

In order to solve this problem, we first have to find common denominators.

Now that we have common denominators, we can add the fractions. Remember, when we add and subtract fractions, we only add or subtract the numerator.

because  can go into  one time with  left over.

### Example Question #72 : Numbers And Operations

Solve:

Explanation:

In order to solve this problem, we first have to find common denominators.

Now that we have common denominators, we can add the fractions. Remember, when we add and subtract fractions, we only add or subtract the numerator.

because  can go into  one time with  left over.

### Example Question #23 : Number & OperationsâFractions

Solve:

Explanation:

In order to solve this problem, we first have to find common denominators.

Now that we have common denominators, we can add the fractions. Remember, when we add and subtract fractions, we only add or subtract the numerator.

### Example Question #1 : Solve Word Problems Involving Addition And Subtraction Of Fractions: Ccss.Math.Content.5.Nf.A.2

Joe paited  of the fence an Sara painted . How much of the fence is painted?

Explanation:

In order to solve this problem, we first need to make common denominators.

Now that we have common denominators, we can add the fractions. Remember, when we add fractions, the denominator stays the same, we only add the numerator.

can be reduced be dividing both sides by .

### Example Question #1 : Solve Word Problems Involving Addition And Subtraction Of Fractions: Ccss.Math.Content.5.Nf.A.2

Zach cleaned  of the house and Alex cleaned  of the house. How much of the house did they clean?