IXL | Evaluate numerical expressions involving fractions | 7th grade math

or

Evaluate the expression.

1

+

3

4

×

2

5

Write your answer as a fraction or as a whole or mixed number.

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or

Learn with an example

question

Evaluate the expression.

2

5

÷

1

3

–

4

5

Write your answer as a fraction or as a whole or mixed number.

key idea

To evaluate an expression with multiple operations, you can follow the order of

operations:

Perform operations inside parentheses.
Evaluate exponents.
Multiply and divide from left to right.
Add and subtract from left to right.

solution

First, identify the operations in the expression.

2

5

÷

1

3

–

4

5

This expression has division and subtraction. The order of operations says to divide before subtracting.

2

5

÷

1

3

–

4

5

=

To divide, multiply by the reciprocal

2

5

×

3

1

–

4

5

To divide, multiply by the reciprocal

=

6

5

–

4

5

Now, subtract.

6

5

–

4

5

=

2

5

The value of the expression is

2

5

.

Looking for more? Try these:

Lesson: Order of operations

Lesson: Adding and subtracting rational numbers

Lesson: Multiplying and dividing rational numbers

or

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Teacher tools

Work it out

Not feeling ready yet? These can help:

G.3Add and subtract mixed numbers

B.25Evaluate numerical expressions involving integers

Lesson: Order of operations

Lesson: Adding and subtracting rational numbers

Lesson: Multiplying and dividing rational numbers