-2.25 + 29.48 = ?

Question image

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

  1. Identify the numbers to add

The numbers we need to add are $-2.25$ and $29.48$.

  1. Align the numbers

It helps to write the numbers in a column, aligning the decimal points:

   29.48
-  2.25
  1. 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:

$$ 29.48 - 2.25 = 27.23 $$

  1. 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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