Quick Math: Solving 15 + 7
Introduction
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.
Solution
To solve the addition problem 15 + 7, we can follow a straightforward process:
- Start with the number 15.
- Add 7 to 15.
- Perform the addition operation.
- 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.
Conclusion
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.