Explanation: Addition is one of the four basic operations in arithmetic, alongside subtraction, multiplication, and division. It involves combining two or more numbers to find their total sum. The operation is denoted by the plus sign (+). In the context of the given question, the correct operation is 4+2=6.
To understand why 4+2=6 is the correct answer, let's break down the concept of addition. Addition is the process of combining two or more numbers to find their total. In this case, we are combining the numbers 4 and 2. When we add 4 and 2, we are essentially counting 4 units and then adding 2 more units to it, resulting in a total of 6 units.
The other options provided are incorrect for the following reasons:
- Option B (4*2=6) is incorrect because it involves multiplication, not addition. Multiplication is a different operation where we find the product of two numbers. In this case, 4 multiplied by 2 equals 8, not 6.
- Option C (2*6=8) is incorrect because it also involves multiplication, and the product of 2 and 6 is 12, not 8.
- Option D (6+2=12) is incorrect because it involves addition, but the sum of 6 and 2 is 8, not 12.
Understanding the basic operations of arithmetic is crucial for solving more complex mathematical problems. It is important to distinguish between different operations and apply them correctly based on the given problem. In this case, the problem requires a simple addition, and the correct answer is 4+2=6.
To avoid common mistakes, students should:
1. Carefully read the problem to identify the correct operation.
2. Double-check their calculations to ensure accuracy.
3. Understand the difference between addition, subtraction, multiplication, and division.
By mastering these basic arithmetic operations, students can build a strong foundation for more advanced mathematical concepts.