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To solve the problem of adding and , follow these steps:
Step 1: Write the numbers vertically, aligning the decimal points:
103.8
+ 96.4
Step 2: Start from the rightmost digit (the tenths place) and add:
. Write down 2 in the tenths place and carry over 1 to the units place.
Step 3: Add the units place:
, and add the carry-over of 1: . Write down 0 in the units place and carry over 1 to the tens place.
Step 4: Add the tens place:
, and add the carry-over of 1: . Write down 0 in the tens place and carry over 1 to the hundreds place.
Step 5: Add the hundreds place:
, and add the carry-over of 1: . Write down 2 in the hundreds place.
Step 6: Write the final sum:
The resulting sum is .
Thus, the calculated sum of and is .
The answer choice corresponding to this result is: 200.2
200.2
\( \text{0.6+0}.5= \)
Aligning decimal points ensures you're adding like place values: tenths to tenths, ones to ones, tens to tens. Without alignment, you'd be adding numbers in the wrong places!
Carrying works the same way! When in the tenths place, write down 2 and carry the 1 to the ones place. The decimal point stays in its position.
The decimal point in your answer goes directly below the aligned decimal points in the problem. It never moves during addition!
Add zeros to make them equal! For example, becomes . This helps with alignment and prevents mistakes.
Yes! Try rounding first: . Since your answer is very close to 200, it's likely correct!
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