Quick Math: Solving 15 + 7

Quick Math: Solving 15 + 7


Mathematics is a fascinating subject that helps us solve various problems and understand the world around us. In this article, we will focus on solving a simple addition problem: 15 + 7.


To solve the addition problem 15 + 7, we can follow a straightforward process:

  1. Start with the number 15.
  2. Add 7 to 15.
  3. Perform the addition operation.
  4. Obtain the result.

Step 1: Start with the number 15

The first step in solving the addition problem is to start with the number 15. This number will be the starting point for our calculation.

Step 2: Add 7 to 15

In the second step, we need to add the number 7 to 15. This will give us the sum of the two numbers.

Step 3: Perform the addition operation

Performing the addition operation involves adding the individual digits of the two numbers. Let’s break down the addition process:

Number Digit 1 Digit 2 Carry Sum
15 1 5
+ 7 7

In this case, we have the number 15 and the number 7. The first digit of 15 is 1, and the second digit is 5. The first digit of 7 is blank, and the second digit is 7. We also have no carry from the previous addition.

Let’s add the digits:

Number Digit 1 Digit 2 Carry Sum
15 1 5
+ 7 7
22 1 2

After adding the digits, we obtain the sum of 22.

Step 4: Obtain the result

The final step is to obtain the result of the addition problem. In this case, the sum of 15 + 7 is 22.


By following a simple step-by-step process, we were able to solve the addition problem 15 + 7. Mathematics provides us with the tools to solve various problems, and addition is just one of the many operations we can perform. Remember to practice and explore more mathematical concepts to enhance your problem-solving skills.