Assignment operators in C - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to assign the value 10 to variable x.

C

int x; x [1] 10;

Drag options to blanks, or click blank then click option'

A=

B==

C+=

D-=

Attempts:

3 left

💡 Hint

Common Mistakes

Using '==' instead of '=' causes a comparison, not assignment.

Using '+=' or '-=' changes the value instead of assigning.

The assignment operator = assigns the value on the right to the variable on the left.

2fill in blank

medium

Complete the code to add 5 to variable y using an assignment operator.

C

int y = 10; y [1] 5;

Drag options to blanks, or click blank then click option'

A-=

B+=

C=

D*=

Attempts:

3 left

💡 Hint

Common Mistakes

Using '=' will overwrite y instead of adding.

Using '-=' or '*=' will subtract or multiply instead of adding.

The += operator adds the value on the right to the variable and assigns the result back to it.

3fill in blank

hard

Fix the error in the code to multiply variable z by 3 using an assignment operator.

C

int z = 4; z [1] 3;

Drag options to blanks, or click blank then click option'

A-=

B+=

C*=

D=

Attempts:

3 left

💡 Hint

Common Mistakes

Using '=' will overwrite z instead of multiplying.

Using '+=' or '-=' will add or subtract instead of multiplying.

The *= operator multiplies the variable by the value on the right and assigns the result back.

4fill in blank

hard

Complete the code to subtract 2 from variable a using an assignment operator.

C

int a = 7; a [1] 2;

Drag options to blanks, or click blank then click option'

A-=

B+=

C=

D*=

Attempts:

3 left

💡 Hint

Common Mistakes

Using '+=' instead of '-=' changes the operation.

Using '*=' or '=' incorrectly.

The -= operator subtracts the value on the right from the variable and assigns the result back to it.

5fill in blank

hard

Complete the code to divide variable b by 4 using an assignment operator.

C

int b = 20; b [1] 4;

Drag options to blanks, or click blank then click option'

A*=

B=

C;

D/=

Attempts:

3 left

💡 Hint

Common Mistakes

Using '*=' instead of '/=' changes the operation.

Using ';' in the blank causes a syntax error.

The /= operator divides the variable by the value on the right and assigns the result back to it.