-2.25 + 29.48 = ?
Understand the Problem
The question involves solving a mathematical addition problem where we need to add -2.25 and 29.48.
Answer
The sum of $-2.25$ and $29.48$ is $27.23$.
Answer for screen readers
The final answer is $27.23$.
Steps to Solve
- Identify the numbers to add
The numbers we need to add are $-2.25$ and $29.48$.
- Align the numbers
It helps to write the numbers in a column, aligning the decimal points:
29.48
- 2.25
- Perform the addition
Start by adding the decimals:
- The hundredths place: $8 + 5 = 13$ (write down $3$, carry over $1$)
- The tenths place: $4 + 2 + 1 = 7$
- The units place (whole numbers): $9 + 2 = 11$
So, the sum is:
$$ 29.48 - 2.25 = 27.23 $$
- Combine the results
Finalize the result of the addition, which gives us:
$$ -2.25 + 29.48 = 27.23 $$
The final answer is $27.23$.
More Information
When adding a negative number to a positive number, you can think of it as subtracting the absolute value of the negative number from the positive one. In this case, adding $-2.25$ is equivalent to subtracting $2.25$ from $29.48$.
Tips
- Neglecting to carry over digits: Ensure to carry over correctly during addition, especially when dealing with decimals.
- Misaligning decimal points: Always align decimal points before performing the addition to avoid errors.
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