What is 18 + 22?
Please select an answer first.
Correct answer: A
The correct answer is 40, an even number.
- Look at the ones digit: Use the last digit to decide whether the number can be split into pairs with none left over.
- Classify the number: 18 + 22 = 40, and a number ending in 0 is even.
- Check the answer: The correct choice is 40, an even number.
18 + 22 = 40, and a number ending in 0 is even.
