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To solve this problem, we will perform the vertical addition of 1054 and 353 as follows:
Step 1: Align the numbers:
Step 2: Add the digits in the units place: (no carry is needed).
Step 3: Add the digits in the tens place: . Write down 0 and carry over 1 to the hundreds place.
Step 4: Add the digits in the hundreds place, including the carry: (from the carry operation).
Step 5: Add the digits in the thousands place: .
Thus, the solution is .
Given the choices, the correct answer is choice 4:
1407
1407
\( \begin{aligned} &90 \\ +& \\ &~~9\\ &\underline{\phantom{776}} & \\ \end{aligned} \)
When adding two digits gives you 10 or more, you write down the ones digit and carry the tens digit to the next column. For example: 5+5=10, so write 0 and carry 1.
Place value matters! The ones must line up with ones, tens with tens, etc. If numbers aren't aligned, you'll add the wrong digits together and get an incorrect answer.
You'll get the wrong answer! Always check each column - if the sum is 10 or greater, you must carry. Practice writing small numbers above columns to remember your carries.
Try these methods:
Double-check your carrying! The most common error is forgetting to add carried digits or writing them in the wrong place. Go through each column carefully, step by step.
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