Why operators are needed in Python - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to add two numbers and print the result.

Python

result = 5 [1] 3
print(result)

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

A/

B-

C+

D*

Attempts:

3 left

💡 Hint

Common Mistakes

Using subtraction or multiplication instead of addition.

The plus operator + adds two numbers together.

2fill in blank

medium

Complete the code to check if 10 is greater than 7.

Python

if 10 [1] 7:
    print("10 is greater")

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

A>

B<=

C==

D<

Attempts:

3 left

💡 Hint

Common Mistakes

Using less than or equal instead of greater than.

The greater than operator > checks if the left number is bigger than the right number.

3fill in blank

hard

Fix the error in the code to multiply two numbers correctly.

Python

product = 4 [1] 6
print(product)

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

A*

B-

C+

D/

Attempts:

3 left

💡 Hint

Common Mistakes

Using plus or minus instead of multiplication.

The multiplication operator * multiplies two numbers.

4fill in blank

hard

Fill both blanks to create a dictionary of squares for numbers greater than 3.

Python

squares = {x: x[1]2 for x in range(1, 6) if x [2] 3 }

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

A**

B%

C>

D<

Attempts:

3 left

💡 Hint

Common Mistakes

Using modulo instead of power, or less than instead of greater than.

The ** operator raises a number to a power. The > operator checks if a number is greater than another.

5fill in blank

hard

Fill all three blanks to create a dictionary with uppercase keys and values greater than 0.

Python

result = { [1]: [2] for k, v in data.items() if v [3] 0 }

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

Ak.upper()

Bv

C>

Dk.lower()

Attempts:

3 left

💡 Hint

Common Mistakes

Using lowercase keys or wrong comparison operators.

k.upper() converts keys to uppercase. v is the value. > checks if the value is greater than zero.